2021610140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9189137}}^1$

素因数の和:9189157

約数の個数: 24

約数和(自身を含む): 4631325552

約数和(自身を除く): 2609715412

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9189137, 18378274, 36756548, 45945685, 91891370, 101080507, 183782740, 202161014, 404322028, 505402535, 1010805070, 2021610140]

約数ペア:

[(1, 2021610140), (2, 1010805070), (4, 505402535), (5, 404322028), (10, 202161014), (11, 183782740), (20, 101080507), (22, 91891370), (44, 45945685), (55, 36756548), (110, 18378274), (220, 9189137)]