21021426

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{14783}}^1$

素因数の和:14870

約数の個数: 24

約数和(自身を含む): 46126080

約数和(自身を除く): 25104654

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 14783, 29566, 44349, 88698, 133047, 266094, 1167857, 2335714, 3503571, 7007142, 10510713, 21021426]

約数ペア:

[(1, 21021426), (2, 10510713), (3, 7007142), (6, 3503571), (9, 2335714), (18, 1167857), (79, 266094), (158, 133047), (237, 88698), (474, 44349), (711, 29566), (1422, 14783)]