3³ × 19 × 41

Prime Factor Structure

Factorization String 3^3 × 19 × 41

Distinct Prime Factors 3

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 33,600

Proper Divisor Sum 12,567

Digit Sum / Digital Root 9 (Root: 9)

Adjacent Primes #21031 ← → #21059

1 3 9 19 27 41 57 123 171 369 513 779 1,107 2,337 7,011 21,033

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

21,033 63,100 31,550 15,775 47,326 23,663 70,990 35,495 106,486 53,243 159,730 79,865 239,596 119,798 59,899 179,698 89,849 269,548 134,774 67,387 202,162 101,081 303,244 151,622 75,811 227,434 113,717 341,152 170,576 85,288 42,644 21,322 10,661 31,984 15,992 7,996 3,998 1,999 5,998 2,999 8,998 4,499 13,498 6,749 20,248 10,124 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134

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