21341350

素因数分解:

$2^1\times 5^2\times {\mathrm{349}}^1\times {\mathrm{1223}}^1$

素因数の和:1584

約数の個数: 24

約数和(自身を含む): 39841200

約数和(自身を除く): 18499850

約数列:

[1, 2, 5, 10, 25, 50, 349, 698, 1223, 1745, 2446, 3490, 6115, 8725, 12230, 17450, 30575, 61150, 426827, 853654, 2134135, 4268270, 10670675, 21341350]

約数ペア:

[(1, 21341350), (2, 10670675), (5, 4268270), (10, 2134135), (25, 853654), (50, 426827), (349, 61150), (698, 30575), (1223, 17450), (1745, 12230), (2446, 8725), (3490, 6115)]