21346610

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73609}}^1$

素因数の和:73645

約数の個数: 16

約数和(自身を含む): 39749400

約数和(自身を除く): 18402790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 73609, 147218, 368045, 736090, 2134661, 4269322, 10673305, 21346610]

約数ペア:

[(1, 21346610), (2, 10673305), (5, 4269322), (10, 2134661), (29, 736090), (58, 368045), (145, 147218), (290, 73609)]