21296475

素因数分解:

$3^2\times 5^2\times {\mathrm{94651}}^1$

素因数の和:94667

約数の個数: 18

約数和(自身を含む): 38144756

約数和(自身を除く): 16848281

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 94651, 283953, 473255, 851859, 1419765, 2366275, 4259295, 7098825, 21296475]

約数ペア:

[(1, 21296475), (3, 7098825), (5, 4259295), (9, 2366275), (15, 1419765), (25, 851859), (45, 473255), (75, 283953), (225, 94651)]