21349600

素因数分解:

$2^5\times 5^2\times {\mathrm{26687}}^1$

素因数の和:26707

約数の個数: 36

約数和(自身を含む): 52121664

約数和(自身を除く): 30772064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 26687, 53374, 106748, 133435, 213496, 266870, 426992, 533740, 667175, 853984, 1067480, 1334350, 2134960, 2668700, 4269920, 5337400, 10674800, 21349600]

約数ペア:

[(1, 21349600), (2, 10674800), (4, 5337400), (5, 4269920), (8, 2668700), (10, 2134960), (16, 1334350), (20, 1067480), (25, 853984), (32, 667175), (40, 533740), (50, 426992), (80, 266870), (100, 213496), (160, 133435), (200, 106748), (400, 53374), (800, 26687)]