21417573

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{1423}}^1$

素因数の和:1628

約数の個数: 16

約数和(自身を含む): 29733120

約数和(自身を除く): 8315547

約数列:

[1, 3, 29, 87, 173, 519, 1423, 4269, 5017, 15051, 41267, 123801, 246179, 738537, 7139191, 21417573]

約数ペア:

[(1, 21417573), (3, 7139191), (29, 738537), (87, 246179), (173, 123801), (519, 41267), (1423, 15051), (4269, 5017)]