2 × 21317

Prime Factor Structure

Factorization String 2 × 21317

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 4

Divisor Sum (σ) 63,954

Proper Divisor Sum 21,320

Digit Sum / Digital Root 19 (Root: 1)

Adjacent Primes #42611 ← → #42641

1 2 21,317 42,634

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

42,634 21,317 63,952 31,976 15,988 7,994 3,997 11,992 5,996 2,998 1,499 4,498 2,249 6,748 3,374 1,687 5,062 2,531 7,594 3,797 11,392 5,696 2,848 1,424 712 356 178 89 268 134 67 202 101 304 152 76 38 19 58 29 88 44 22 11 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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