21318474

素因数分解:

$2^1\times 3^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:510

約数の個数: 32

約数和(自身を含む): 43554816

約数和(自身を除く): 22236342

約数列:

[1, 2, 3, 6, 101, 127, 202, 254, 277, 303, 381, 554, 606, 762, 831, 1662, 12827, 25654, 27977, 35179, 38481, 55954, 70358, 76962, 83931, 105537, 167862, 211074, 3553079, 7106158, 10659237, 21318474]

約数ペア:

[(1, 21318474), (2, 10659237), (3, 7106158), (6, 3553079), (101, 211074), (127, 167862), (202, 105537), (254, 83931), (277, 76962), (303, 70358), (381, 55954), (554, 38481), (606, 35179), (762, 27977), (831, 25654), (1662, 12827)]