21579877

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{1307}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 25113600

約数和(自身を除く): 3533723

約数列:

[1, 11, 19, 79, 209, 869, 1307, 1501, 14377, 16511, 24833, 103253, 273163, 1135783, 1961807, 21579877]

約数ペア:

[(1, 21579877), (11, 1961807), (19, 1135783), (79, 273163), (209, 103253), (869, 24833), (1307, 16511), (1501, 14377)]