2147029521

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1123511}}^1$

素因数の和:1123541

約数の個数: 24

約数和(自身を含む): 3586250304

約数和(自身を除く): 1439220783

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 1123511, 3370533, 7864577, 14605643, 23593731, 43816929, 55052039, 102239501, 165156117, 306718503, 715676507, 2147029521]

約数ペア:

[(1, 2147029521), (3, 715676507), (7, 306718503), (13, 165156117), (21, 102239501), (39, 55052039), (49, 43816929), (91, 23593731), (147, 14605643), (273, 7864577), (637, 3370533), (1911, 1123511)]