21814572

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139837}}^1$

素因数の和:139857

約数の個数: 24

約数和(自身を含む): 54816496

約数和(自身を除く): 33001924

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 139837, 279674, 419511, 559348, 839022, 1678044, 1817881, 3635762, 5453643, 7271524, 10907286, 21814572]

約数ペア:

[(1, 21814572), (2, 10907286), (3, 7271524), (4, 5453643), (6, 3635762), (12, 1817881), (13, 1678044), (26, 839022), (39, 559348), (52, 419511), (78, 279674), (156, 139837)]