21935475

素因数分解:

$3^3\times 5^2\times {\mathrm{32497}}^1$

素因数の和:32516

約数の個数: 24

約数和(自身を含む): 40297520

約数和(自身を除く): 18362045

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 32497, 97491, 162485, 292473, 487455, 812425, 877419, 1462365, 2437275, 4387095, 7311825, 21935475]

約数ペア:

[(1, 21935475), (3, 7311825), (5, 4387095), (9, 2437275), (15, 1462365), (25, 877419), (27, 812425), (45, 487455), (75, 292473), (135, 162485), (225, 97491), (675, 32497)]