21252650

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{14657}}^1$

素因数の和:14698

約数の個数: 24

約数和(自身を含む): 40895820

約数和(自身を除く): 19643170

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 14657, 29314, 73285, 146570, 366425, 425053, 732850, 850106, 2125265, 4250530, 10626325, 21252650]

約数ペア:

[(1, 21252650), (2, 10626325), (5, 4250530), (10, 2125265), (25, 850106), (29, 732850), (50, 425053), (58, 366425), (145, 146570), (290, 73285), (725, 29314), (1450, 14657)]