21584855

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3851}}^1$

素因数の和:3934

約数の個数: 16

約数和(自身を含む): 27734400

約数和(自身を除く): 6149545

約数列:

[1, 5, 19, 59, 95, 295, 1121, 3851, 5605, 19255, 73169, 227209, 365845, 1136045, 4316971, 21584855]

約数ペア:

[(1, 21584855), (5, 4316971), (19, 1136045), (59, 365845), (95, 227209), (295, 73169), (1121, 19255), (3851, 5605)]