21812748

素因数分解:

$2^2\times 3^1\times {\mathrm{1097}}^1\times {\mathrm{1657}}^1$

素因数の和:2761

約数の個数: 24

約数和(自身を含む): 50973552

約数和(自身を除く): 29160804

約数列:

[1, 2, 3, 4, 6, 12, 1097, 1657, 2194, 3291, 3314, 4388, 4971, 6582, 6628, 9942, 13164, 19884, 1817729, 3635458, 5453187, 7270916, 10906374, 21812748]

約数ペア:

[(1, 21812748), (2, 10906374), (3, 7270916), (4, 5453187), (6, 3635458), (12, 1817729), (1097, 19884), (1657, 13164), (2194, 9942), (3291, 6628), (3314, 6582), (4388, 4971)]