21990900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{73303}}^1$

素因数の和:73320

約数の個数: 36

約数和(自身を含む): 63627872

約数和(自身を除く): 41636972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 73303, 146606, 219909, 293212, 366515, 439818, 733030, 879636, 1099545, 1466060, 1832575, 2199090, 3665150, 4398180, 5497725, 7330300, 10995450, 21990900]

約数ペア:

[(1, 21990900), (2, 10995450), (3, 7330300), (4, 5497725), (5, 4398180), (6, 3665150), (10, 2199090), (12, 1832575), (15, 1466060), (20, 1099545), (25, 879636), (30, 733030), (50, 439818), (60, 366515), (75, 293212), (100, 219909), (150, 146606), (300, 73303)]