21514275

素因数分解:

$3^3\times 5^2\times {\mathrm{31873}}^1$

素因数の和:31892

約数の個数: 24

約数和(自身を含む): 39523760

約数和(自身を除く): 18009485

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 225, 675, 31873, 95619, 159365, 286857, 478095, 796825, 860571, 1434285, 2390475, 4302855, 7171425, 21514275]

約数ペア:

[(1, 21514275), (3, 7171425), (5, 4302855), (9, 2390475), (15, 1434285), (25, 860571), (27, 796825), (45, 478095), (75, 286857), (135, 159365), (225, 95619), (675, 31873)]