21987228

素因数分解:

$2^2\times 3^1\times {\mathrm{337}}^1\times {\mathrm{5437}}^1$

素因数の和:5781

約数の個数: 24

約数和(自身を含む): 51465232

約数和(自身を除く): 29478004

約数列:

[1, 2, 3, 4, 6, 12, 337, 674, 1011, 1348, 2022, 4044, 5437, 10874, 16311, 21748, 32622, 65244, 1832269, 3664538, 5496807, 7329076, 10993614, 21987228]

約数ペア:

[(1, 21987228), (2, 10993614), (3, 7329076), (4, 5496807), (6, 3664538), (12, 1832269), (337, 65244), (674, 32622), (1011, 21748), (1348, 16311), (2022, 10874), (4044, 5437)]