213501310

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1021}}^1\times {\mathrm{1901}}^1$

素因数の和:2940

約数の個数: 32

約数和(自身を含む): 419870304

約数和(自身を除く): 206368994

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1021, 1901, 2042, 3802, 5105, 9505, 10210, 11231, 19010, 20911, 22462, 41822, 56155, 104555, 112310, 209110, 1940921, 3881842, 9704605, 19409210, 21350131, 42700262, 106750655, 213501310]

約数ペア:

[(1, 213501310), (2, 106750655), (5, 42700262), (10, 21350131), (11, 19409210), (22, 9704605), (55, 3881842), (110, 1940921), (1021, 209110), (1901, 112310), (2042, 104555), (3802, 56155), (5105, 41822), (9505, 22462), (10210, 20911), (11231, 19010)]