2 × 3³ × 7 × 239²

Prime Factor Structure

Factorization String 2 × 3^3 × 7 × 239^2

Distinct Prime Factors 4

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 48

Divisor Sum (σ) 55,066,560

Proper Divisor Sum 33,474,822

Digit Sum / Digital Root 36 (Root: 9)

Adjacent Primes #21591737 ← → #21591749

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

21,591,738 10,795,869 32,387,608 16,193,804 8,096,902 4,048,451 12,145,354 6,072,677 18,218,032 9,109,016 4,554,508 2,277,254 1,138,627 3,415,882 1,707,941 5,123,824 2,561,912 1,280,956 640,478 320,239 960,718 480,359 1,441,078 720,539 2,161,618 1,080,809 3,242,428 1,621,214 810,607 2,431,822 1,215,911 3,647,734 1,823,867 5,471,602 2,735,801 8,207,404 4,103,702 2,051,851 6,155,554 3,077,777 9,233,332 4,616,666 2,308,333 6,925,000 3,462,500 1,731,250 865,625 2,596,876 1,298,438 649,219 1,947,658 973,829 2,921,488 1,460,744 730,372 365,186 182,593 547,780 273,890 136,945

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.