21423710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{27823}}^1$

素因数の和:27848

約数の個数: 32

約数和(自身を含む): 48079872

約数和(自身を除く): 26656162

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 385, 770, 27823, 55646, 139115, 194761, 278230, 306053, 389522, 612106, 973805, 1530265, 1947610, 2142371, 3060530, 4284742, 10711855, 21423710]

約数ペア:

[(1, 21423710), (2, 10711855), (5, 4284742), (7, 3060530), (10, 2142371), (11, 1947610), (14, 1530265), (22, 973805), (35, 612106), (55, 389522), (70, 306053), (77, 278230), (110, 194761), (154, 139115), (385, 55646), (770, 27823)]