202100300

素因数分解:

$2^2\times 5^2\times {\mathrm{2021003}}^1$

素因数の和:2021017

約数の個数: 18

約数和(自身を含む): 438557868

約数和(自身を除く): 236457568

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 2021003, 4042006, 8084012, 10105015, 20210030, 40420060, 50525075, 101050150, 202100300]

約数ペア:

[(1, 202100300), (2, 101050150), (4, 50525075), (5, 40420060), (10, 20210030), (20, 10105015), (25, 8084012), (50, 4042006), (100, 2021003)]