21579022

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{3617}}^1$

素因数の和:3795

約数の個数: 16

約数和(自身を含む): 34298640

約数和(自身を除く): 12719618

約数列:

[1, 2, 19, 38, 157, 314, 2983, 3617, 5966, 7234, 68723, 137446, 567869, 1135738, 10789511, 21579022]

約数ペア:

[(1, 21579022), (2, 10789511), (19, 1135738), (38, 567869), (157, 137446), (314, 68723), (2983, 7234), (3617, 5966)]