22321690

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:438

約数の個数: 32

約数和(自身を含む): 41212800

約数和(自身を除く): 18891110

約数列:

[1, 2, 5, 10, 71, 142, 149, 211, 298, 355, 422, 710, 745, 1055, 1490, 2110, 10579, 14981, 21158, 29962, 31439, 52895, 62878, 74905, 105790, 149810, 157195, 314390, 2232169, 4464338, 11160845, 22321690]

約数ペア:

[(1, 22321690), (2, 11160845), (5, 4464338), (10, 2232169), (71, 314390), (142, 157195), (149, 149810), (211, 105790), (298, 74905), (355, 62878), (422, 52895), (710, 31439), (745, 29962), (1055, 21158), (1490, 14981), (2110, 10579)]