3² × 2371

Prime Factor Structure

Factorization String 3^2 × 2371

Distinct Prime Factors 2

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 6

Divisor Sum (σ) 30,836

Proper Divisor Sum 9,497

Digit Sum / Digital Root 18 (Root: 9)

Adjacent Primes #21323 ← → #21341

1 3 9 2,371 7,113 21,339

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

21,339 64,018 32,009 96,028 48,014 24,007 72,022 36,011 108,034 54,017 162,052 81,026 40,513 121,540 60,770 30,385 91,156 45,578 22,789 68,368 34,184 17,092 8,546 4,273 12,820 6,410 3,205 9,616 4,808 2,404 1,202 601 1,804 902 451 1,354 677 2,032 1,016 508 254 127 382 191 574 287 862 431 1,294 647 1,942 971 2,914 1,457 4,372 2,186 1,093 3,280 1,640 820

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