21720628799

素因数分解:

${\mathrm{17}}^1\times {\mathrm{5233}}^1\times {\mathrm{244159}}^1$

素因数の和:249409

約数の個数: 8

約数和(自身を含む): 23002801920

約数和(自身を除く): 1282173121

約数列:

[1, 17, 5233, 88961, 244159, 4150703, 1277684047, 21720628799]

約数ペア:

[(1, 21720628799), (17, 1277684047), (5233, 4150703), (88961, 244159)]