21224475

素因数分解:

$3^2\times 5^2\times {\mathrm{94331}}^1$

素因数の和:94347

約数の個数: 18

約数和(自身を含む): 38015796

約数和(自身を除く): 16791321

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 94331, 282993, 471655, 848979, 1414965, 2358275, 4244895, 7074825, 21224475]

約数ペア:

[(1, 21224475), (3, 7074825), (5, 4244895), (9, 2358275), (15, 1414965), (25, 848979), (45, 471655), (75, 282993), (225, 94331)]