21327633

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{653}}^1$

素因数の和:869

約数の個数: 24

約数和(自身を含む): 32647680

約数和(自身を除く): 11320047

約数列:

[1, 3, 9, 19, 57, 171, 191, 573, 653, 1719, 1959, 3629, 5877, 10887, 12407, 32661, 37221, 111663, 124723, 374169, 1122507, 2369737, 7109211, 21327633]

約数ペア:

[(1, 21327633), (3, 7109211), (9, 2369737), (19, 1122507), (57, 374169), (171, 124723), (191, 111663), (573, 37221), (653, 32661), (1719, 12407), (1959, 10887), (3629, 5877)]