21553290682

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{139956433}}^1$

素因数の和:139956453

約数の個数: 16

約数和(自身を含む): 40307452992

約数和(自身を除く): 18754162310

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 139956433, 279912866, 979695031, 1539520763, 1959390062, 3079041526, 10776645341, 21553290682]

約数ペア:

[(1, 21553290682), (2, 10776645341), (7, 3079041526), (11, 1959390062), (14, 1539520763), (22, 979695031), (77, 279912866), (154, 139956433)]