21952180

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{3257}}^1$

素因数の和:3603

約数の個数: 24

約数和(自身を含む): 46250568

約数和(自身を除く): 24298388

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 3257, 3370, 6514, 6740, 13028, 16285, 32570, 65140, 1097609, 2195218, 4390436, 5488045, 10976090, 21952180]

約数ペア:

[(1, 21952180), (2, 10976090), (4, 5488045), (5, 4390436), (10, 2195218), (20, 1097609), (337, 65140), (674, 32570), (1348, 16285), (1685, 13028), (3257, 6740), (3370, 6514)]