21902475

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{41719}}^1$

素因数の和:41739

約数の個数: 24

約数和(自身を含む): 41386240

約数和(自身を除く): 19483765

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 525, 41719, 125157, 208595, 292033, 625785, 876099, 1042975, 1460165, 3128925, 4380495, 7300825, 21902475]

約数ペア:

[(1, 21902475), (3, 7300825), (5, 4380495), (7, 3128925), (15, 1460165), (21, 1042975), (25, 876099), (35, 625785), (75, 292033), (105, 208595), (175, 125157), (525, 41719)]