21888675

素因数分解:

$3^2\times 5^2\times {\mathrm{97283}}^1$

素因数の和:97299

約数の個数: 18

約数和(自身を含む): 39205452

約数和(自身を除く): 17316777

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 97283, 291849, 486415, 875547, 1459245, 2432075, 4377735, 7296225, 21888675]

約数ペア:

[(1, 21888675), (3, 7296225), (5, 4377735), (9, 2432075), (15, 1459245), (25, 875547), (45, 486415), (75, 291849), (225, 97283)]