2 × 7² × 13 × 17

Prime Factor Structure

Factorization String 2 × 7^2 × 13 × 17

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 24

Divisor Sum (σ) 43,092

Proper Divisor Sum 21,434

Digit Sum / Digital Root 22 (Root: 4)

Adjacent Primes #21649 ← → #21661

1 2 7 13 14 17 26 34 49 91 98 119 182 221 238 442 637 833 1,274 1,547 1,666 3,094 10,829 21,658

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

21,658 10,829 32,488 16,244 8,122 4,061 12,184 6,092 3,046 1,523 4,570 2,285 6,856 3,428 1,714 857 2,572 1,286 643 1,930 965 2,896 1,448 724 362 181 544 272 136 68 34 17 52 26 13 40 20 10 5 16 8 4 2 1

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