21061644

素因数分解:

$2^2\times 3^1\times {\mathrm{397}}^1\times {\mathrm{4421}}^1$

素因数の和:4825

約数の個数: 24

約数和(自身を含む): 49278768

約数和(自身を除く): 28217124

約数列:

[1, 2, 3, 4, 6, 12, 397, 794, 1191, 1588, 2382, 4421, 4764, 8842, 13263, 17684, 26526, 53052, 1755137, 3510274, 5265411, 7020548, 10530822, 21061644]

約数ペア:

[(1, 21061644), (2, 10530822), (3, 7020548), (4, 5265411), (6, 3510274), (12, 1755137), (397, 53052), (794, 26526), (1191, 17684), (1588, 13263), (2382, 8842), (4421, 4764)]