21349088

素因数分解:

$2^5\times {\mathrm{163}}^1\times {\mathrm{4093}}^1$

素因数の和:4266

約数の個数: 24

約数和(自身を含む): 42299208

約数和(自身を除く): 20950120

約数列:

[1, 2, 4, 8, 16, 32, 163, 326, 652, 1304, 2608, 4093, 5216, 8186, 16372, 32744, 65488, 130976, 667159, 1334318, 2668636, 5337272, 10674544, 21349088]

約数ペア:

[(1, 21349088), (2, 10674544), (4, 5337272), (8, 2668636), (16, 1334318), (32, 667159), (163, 130976), (326, 65488), (652, 32744), (1304, 16372), (2608, 8186), (4093, 5216)]