21322788

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2281}}^1$

素因数の和:2348

約数の個数: 48

約数和(自身を含む): 53672640

約数和(自身を除く): 32349852

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 41, 57, 76, 82, 114, 123, 164, 228, 246, 492, 779, 1558, 2281, 2337, 3116, 4562, 4674, 6843, 9124, 9348, 13686, 27372, 43339, 86678, 93521, 130017, 173356, 187042, 260034, 280563, 374084, 520068, 561126, 1122252, 1776899, 3553798, 5330697, 7107596, 10661394, 21322788]

約数ペア:

[(1, 21322788), (2, 10661394), (3, 7107596), (4, 5330697), (6, 3553798), (12, 1776899), (19, 1122252), (38, 561126), (41, 520068), (57, 374084), (76, 280563), (82, 260034), (114, 187042), (123, 173356), (164, 130017), (228, 93521), (246, 86678), (492, 43339), (779, 27372), (1558, 13686), (2281, 9348), (2337, 9124), (3116, 6843), (4562, 4674)]