21227625

素因数分解:

$3^2\times 5^3\times {\mathrm{18869}}^1$

素因数の和:18890

約数の個数: 24

約数和(自身を含む): 38268360

約数和(自身を除く): 17040735

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 18869, 56607, 94345, 169821, 283035, 471725, 849105, 1415175, 2358625, 4245525, 7075875, 21227625]

約数ペア:

[(1, 21227625), (3, 7075875), (5, 4245525), (9, 2358625), (15, 1415175), (25, 849105), (45, 471725), (75, 283035), (125, 169821), (225, 94345), (375, 56607), (1125, 18869)]