21715023

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:555

約数の個数: 24

約数和(自身を含む): 32107264

約数和(自身を除く): 10392241

約数列:

[1, 3, 11, 33, 121, 163, 363, 367, 489, 1101, 1793, 4037, 5379, 12111, 19723, 44407, 59169, 59821, 133221, 179463, 658031, 1974093, 7238341, 21715023]

約数ペア:

[(1, 21715023), (3, 7238341), (11, 1974093), (33, 658031), (121, 179463), (163, 133221), (363, 59821), (367, 59169), (489, 44407), (1101, 19723), (1793, 12111), (4037, 5379)]