21855850

素因数分解:

$2^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{15073}}^1$

素因数の和:15114

約数の個数: 24

約数和(自身を含む): 42056460

約数和(自身を除く): 20200610

約数列:

[1, 2, 5, 10, 25, 29, 50, 58, 145, 290, 725, 1450, 15073, 30146, 75365, 150730, 376825, 437117, 753650, 874234, 2185585, 4371170, 10927925, 21855850]

約数ペア:

[(1, 21855850), (2, 10927925), (5, 4371170), (10, 2185585), (25, 874234), (29, 753650), (50, 437117), (58, 376825), (145, 150730), (290, 75365), (725, 30146), (1450, 15073)]