2021212140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{33686869}}^1$

素因数の和:33686881

約数の個数: 24

約数和(自身を含む): 5659394160

約数和(自身を除く): 3638182020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 33686869, 67373738, 101060607, 134747476, 168434345, 202121214, 336868690, 404242428, 505303035, 673737380, 1010606070, 2021212140]

約数ペア:

[(1, 2021212140), (2, 1010606070), (3, 673737380), (4, 505303035), (5, 404242428), (6, 336868690), (10, 202121214), (12, 168434345), (15, 134747476), (20, 101060607), (30, 67373738), (60, 33686869)]