21906677

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2861}}^1$

素因数の和:2924

約数の個数: 16

約数和(自身を含む): 25643520

約数和(自身を除く): 3736843

約数列:

[1, 13, 19, 31, 247, 403, 589, 2861, 7657, 37193, 54359, 88691, 706667, 1152983, 1685129, 21906677]

約数ペア:

[(1, 21906677), (13, 1685129), (19, 1152983), (31, 706667), (247, 88691), (403, 54359), (589, 37193), (2861, 7657)]