21498802

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{28513}}^1$

素因数の和:28557

約数の個数: 16

約数和(自身を含む): 35927640

約数和(自身を除く): 14428838

約数列:

[1, 2, 13, 26, 29, 58, 377, 754, 28513, 57026, 370669, 741338, 826877, 1653754, 10749401, 21498802]

約数ペア:

[(1, 21498802), (2, 10749401), (13, 1653754), (26, 826877), (29, 741338), (58, 370669), (377, 57026), (754, 28513)]