21261891842

素因数分解:

$2^1\times {\mathrm{971}}^1\times {\mathrm{10948451}}^1$

素因数の和:10949424

約数の個数: 8

約数和(自身を含む): 31925686032

約数和(自身を除く): 10663794190

約数列:

[1, 2, 971, 1942, 10948451, 21896902, 10630945921, 21261891842]

約数ペア:

[(1, 21261891842), (2, 10630945921), (971, 21896902), (1942, 10948451)]