21453876

素因数分解:

$2^2\times 3^3\times {\mathrm{198647}}^1$

素因数の和:198660

約数の個数: 24

約数和(自身を含む): 55621440

約数和(自身を除く): 34167564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 198647, 397294, 595941, 794588, 1191882, 1787823, 2383764, 3575646, 5363469, 7151292, 10726938, 21453876]

約数ペア:

[(1, 21453876), (2, 10726938), (3, 7151292), (4, 5363469), (6, 3575646), (9, 2383764), (12, 1787823), (18, 1191882), (27, 794588), (36, 595941), (54, 397294), (108, 198647)]