21320268

素因数分解:

$2^2\times 3^1\times {\mathrm{607}}^1\times {\mathrm{2927}}^1$

素因数の和:3541

約数の個数: 24

約数和(自身を含む): 49846272

約数和(自身を除く): 28526004

約数列:

[1, 2, 3, 4, 6, 12, 607, 1214, 1821, 2428, 2927, 3642, 5854, 7284, 8781, 11708, 17562, 35124, 1776689, 3553378, 5330067, 7106756, 10660134, 21320268]

約数ペア:

[(1, 21320268), (2, 10660134), (3, 7106756), (4, 5330067), (6, 3553378), (12, 1776689), (607, 35124), (1214, 17562), (1821, 11708), (2428, 8781), (2927, 7284), (3642, 5854)]