21716464

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17627}}^1$

素因数の和:17653

約数の個数: 40

約数和(自身を含む): 52460928

約数和(自身を除く): 30744464

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17627, 35254, 70508, 123389, 141016, 193897, 246778, 282032, 387794, 493556, 775588, 987112, 1357279, 1551176, 1974224, 2714558, 3102352, 5429116, 10858232, 21716464]

約数ペア:

[(1, 21716464), (2, 10858232), (4, 5429116), (7, 3102352), (8, 2714558), (11, 1974224), (14, 1551176), (16, 1357279), (22, 987112), (28, 775588), (44, 493556), (56, 387794), (77, 282032), (88, 246778), (112, 193897), (154, 141016), (176, 123389), (308, 70508), (616, 35254), (1232, 17627)]