21353175

素因数分解:

$3^2\times 5^2\times {\mathrm{94903}}^1$

素因数の和:94919

約数の個数: 18

約数和(自身を含む): 38246312

約数和(自身を除く): 16893137

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 94903, 284709, 474515, 854127, 1423545, 2372575, 4270635, 7117725, 21353175]

約数ペア:

[(1, 21353175), (3, 7117725), (5, 4270635), (9, 2372575), (15, 1423545), (25, 854127), (45, 474515), (75, 284709), (225, 94903)]