21102279

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{953}}^1$

素因数の和:1039

約数の個数: 24

約数和(自身を含む): 31466736

約数和(自身を除く): 10364457

約数列:

[1, 3, 11, 33, 61, 121, 183, 363, 671, 953, 2013, 2859, 7381, 10483, 22143, 31449, 58133, 115313, 174399, 345939, 639463, 1918389, 7034093, 21102279]

約数ペア:

[(1, 21102279), (3, 7034093), (11, 1918389), (33, 639463), (61, 345939), (121, 174399), (183, 115313), (363, 58133), (671, 31449), (953, 22143), (2013, 10483), (2859, 7381)]