21297684

素因数分解:

$2^2\times 3^1\times {\mathrm{173}}^1\times {\mathrm{10259}}^1$

素因数の和:10439

約数の個数: 24

約数和(自身を含む): 49986720

約数和(自身を除く): 28689036

約数列:

[1, 2, 3, 4, 6, 12, 173, 346, 519, 692, 1038, 2076, 10259, 20518, 30777, 41036, 61554, 123108, 1774807, 3549614, 5324421, 7099228, 10648842, 21297684]

約数ペア:

[(1, 21297684), (2, 10648842), (3, 7099228), (4, 5324421), (6, 3549614), (12, 1774807), (173, 123108), (346, 61554), (519, 41036), (692, 30777), (1038, 20518), (2076, 10259)]