21785621

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{11719}}^1$

素因数の和:11756

約数の個数: 12

約数和(自身を含む): 25737120

約数和(自身を除く): 3951499

約数列:

[1, 11, 13, 143, 169, 1859, 11719, 128909, 152347, 1675817, 1980511, 21785621]

約数ペア:

[(1, 21785621), (11, 1980511), (13, 1675817), (143, 152347), (169, 128909), (1859, 11719)]