21853359

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{2063}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 34774272

約数和(自身を除く): 12920913

約数列:

[1, 3, 9, 11, 33, 99, 107, 321, 963, 1177, 2063, 3531, 6189, 10593, 18567, 22693, 68079, 204237, 220741, 662223, 1986669, 2428151, 7284453, 21853359]

約数ペア:

[(1, 21853359), (3, 7284453), (9, 2428151), (11, 1986669), (33, 662223), (99, 220741), (107, 204237), (321, 68079), (963, 22693), (1177, 18567), (2063, 10593), (3531, 6189)]