20211780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{336863}}^1$

素因数の和:336875

約数の個数: 24

約数和(自身を含む): 56593152

約数和(自身を除く): 36381372

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 336863, 673726, 1010589, 1347452, 1684315, 2021178, 3368630, 4042356, 5052945, 6737260, 10105890, 20211780]

約数ペア:

[(1, 20211780), (2, 10105890), (3, 6737260), (4, 5052945), (5, 4042356), (6, 3368630), (10, 2021178), (12, 1684315), (15, 1347452), (20, 1010589), (30, 673726), (60, 336863)]