21646310

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{2837}}^1$

素因数の和:2960

約数の個数: 32

約数和(自身を含む): 44953920

約数和(自身を除く): 23307610

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 545, 763, 1090, 1526, 2837, 3815, 5674, 7630, 14185, 19859, 28370, 39718, 99295, 198590, 309233, 618466, 1546165, 2164631, 3092330, 4329262, 10823155, 21646310]

約数ペア:

[(1, 21646310), (2, 10823155), (5, 4329262), (7, 3092330), (10, 2164631), (14, 1546165), (35, 618466), (70, 309233), (109, 198590), (218, 99295), (545, 39718), (763, 28370), (1090, 19859), (1526, 14185), (2837, 7630), (3815, 5674)]