21308250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{28411}}^1$

素因数の和:28431

約数の個数: 32

約数和(自身を含む): 53187264

約数和(自身を除く): 31879014

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 125, 150, 250, 375, 750, 28411, 56822, 85233, 142055, 170466, 284110, 426165, 710275, 852330, 1420550, 2130825, 3551375, 4261650, 7102750, 10654125, 21308250]

約数ペア:

[(1, 21308250), (2, 10654125), (3, 7102750), (5, 4261650), (6, 3551375), (10, 2130825), (15, 1420550), (25, 852330), (30, 710275), (50, 426165), (75, 284110), (125, 170466), (150, 142055), (250, 85233), (375, 56822), (750, 28411)]