21186050

素因数分解:

$2^1\times 5^2\times {\mathrm{181}}^1\times {\mathrm{2341}}^1$

素因数の和:2534

約数の個数: 24

約数和(自身を含む): 39640692

約数和(自身を除く): 18454642

約数列:

[1, 2, 5, 10, 25, 50, 181, 362, 905, 1810, 2341, 4525, 4682, 9050, 11705, 23410, 58525, 117050, 423721, 847442, 2118605, 4237210, 10593025, 21186050]

約数ペア:

[(1, 21186050), (2, 10593025), (5, 4237210), (10, 2118605), (25, 847442), (50, 423721), (181, 117050), (362, 58525), (905, 23410), (1810, 11705), (2341, 9050), (4525, 4682)]