21322499

素因数分解:

${\mathrm{11}}^2\times {\mathrm{313}}^1\times {\mathrm{563}}^1$

素因数の和:898

約数の個数: 12

約数和(自身を含む): 23553768

約数和(自身を除く): 2231269

約数列:

[1, 11, 121, 313, 563, 3443, 6193, 37873, 68123, 176219, 1938409, 21322499]

約数ペア:

[(1, 21322499), (11, 1938409), (121, 176219), (313, 68123), (563, 37873), (3443, 6193)]