21,007,232

2⁷ × 337 × 487

Prime Factor Structure

Factorization String 2^7 × 337 × 487

Distinct Prime Factors 3

Square Status No

Abundance Measure Abundant

Total Divisors 32

Divisor Sum (σ) 42,060,720

Proper Divisor Sum 21,053,488

Digit Sum / Digital Root 17 (Root: 8)

Adjacent Primes #21007229 ← → #21007249

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

21,007,232 10,503,616 5,251,808 2,625,904 1,312,952 656,476 328,238 164,119 492,358 246,179 738,538 369,269 1,107,808 553,904 276,952 138,476 69,238 34,619 103,858 51,929 155,788 77,894 38,947 116,842 58,421 175,264 87,632 43,816 21,908 10,954 5,477 16,432 8,216 4,108 2,054 1,027 3,082 1,541 4,624 2,312 1,156 578 289 868 434 217 652 326 163 490 245 736 368 184 92 46 23 70 35 106

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