21275044

素因数分解:

$2^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{7523}}^1$

素因数の和:7635

約数の個数: 24

約数和(自身を含む): 42977088

約数和(自身を除く): 21702044

約数列:

[1, 2, 4, 7, 14, 28, 101, 202, 404, 707, 1414, 2828, 7523, 15046, 30092, 52661, 105322, 210644, 759823, 1519646, 3039292, 5318761, 10637522, 21275044]

約数ペア:

[(1, 21275044), (2, 10637522), (4, 5318761), (7, 3039292), (14, 1519646), (28, 759823), (101, 210644), (202, 105322), (404, 52661), (707, 30092), (1414, 15046), (2828, 7523)]