21646377

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1229}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 33259200

約数和(自身を除く): 11612823

約数列:

[1, 3, 9, 19, 57, 103, 171, 309, 927, 1229, 1957, 3687, 5871, 11061, 17613, 23351, 70053, 126587, 210159, 379761, 1139283, 2405153, 7215459, 21646377]

約数ペア:

[(1, 21646377), (3, 7215459), (9, 2405153), (19, 1139283), (57, 379761), (103, 210159), (171, 126587), (309, 70053), (927, 23351), (1229, 17613), (1957, 11061), (3687, 5871)]