213517810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{176461}}^1$

素因数の和:176490

約数の個数: 24

約数和(自身を含む): 422450028

約数和(自身を除く): 208932218

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 176461, 352922, 882305, 1764610, 1941071, 3882142, 9705355, 19410710, 21351781, 42703562, 106758905, 213517810]

約数ペア:

[(1, 213517810), (2, 106758905), (5, 42703562), (10, 21351781), (11, 19410710), (22, 9705355), (55, 3882142), (110, 1941071), (121, 1764610), (242, 882305), (605, 352922), (1210, 176461)]