2² × 3 × 1752607

Prime Factor Structure

Factorization String 2^2 × 3 × 1752607

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Analytical Properties

Total Divisors 12

Divisor Sum (σ) 49,073,024

Proper Divisor Sum 28,041,740

Digit Sum / Digital Root 21 (Root: 3)

Adjacent Primes #21031277 ← → #21031289

1 2 3 4 6 12 1,752,607 3,505,214 5,257,821 7,010,428 10,515,642 21,031,284

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

21,031,284 10,515,642 5,257,821 15,773,464 7,886,732 3,943,366 1,971,683 5,915,050 2,957,525 8,872,576 4,436,288 2,218,144 1,109,072 554,536 277,268 138,634 69,317 207,952 103,976 51,988 25,994 12,997 38,992 19,496 9,748 4,874 2,437 7,312 3,656 1,828 914 457 1,372 686 343 1,030 515 1,546 773 2,320 1,160 580 290 145 436 218 109 328 164 82 41 124 62 31 94 47 142 71 214 107

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