21266773

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1$

素因数の和:612

約数の個数: 16

約数和(自身を含む): 24206400

約数和(自身を除く): 2939627

約数列:

[1, 11, 29, 163, 319, 409, 1793, 4499, 4727, 11861, 51997, 66667, 130471, 733337, 1933343, 21266773]

約数ペア:

[(1, 21266773), (11, 1933343), (29, 733337), (163, 130471), (319, 66667), (409, 51997), (1793, 11861), (4499, 4727)]