21725561

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{1093}}^1$

素因数の和:1256

約数の個数: 16

約数和(自身を含む): 25730880

約数和(自身を除く): 4005319

約数列:

[1, 11, 13, 139, 143, 1093, 1529, 1807, 12023, 14209, 19877, 151927, 156299, 1671197, 1975051, 21725561]

約数ペア:

[(1, 21725561), (11, 1975051), (13, 1671197), (139, 156299), (143, 151927), (1093, 19877), (1529, 14209), (1807, 12023)]