21925125

素因数分解:

$3^2\times 5^3\times {\mathrm{19489}}^1$

素因数の和:19510

約数の個数: 24

約数和(自身を含む): 39525720

約数和(自身を除く): 17600595

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 225, 375, 1125, 19489, 58467, 97445, 175401, 292335, 487225, 877005, 1461675, 2436125, 4385025, 7308375, 21925125]

約数ペア:

[(1, 21925125), (3, 7308375), (5, 4385025), (9, 2436125), (15, 1461675), (25, 877005), (45, 487225), (75, 292335), (125, 175401), (225, 97445), (375, 58467), (1125, 19489)]