21818576

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{8069}}^1$

素因数の和:8103

約数の個数: 30

約数和(自身を含む): 45781110

約数和(自身を除く): 23962534

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 8069, 16138, 32276, 64552, 104897, 129104, 209794, 419588, 839176, 1363661, 1678352, 2727322, 5454644, 10909288, 21818576]

約数ペア:

[(1, 21818576), (2, 10909288), (4, 5454644), (8, 2727322), (13, 1678352), (16, 1363661), (26, 839176), (52, 419588), (104, 209794), (169, 129104), (208, 104897), (338, 64552), (676, 32276), (1352, 16138), (2704, 8069)]