20211478670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118891051}}^1$

素因数の和:118891075

約数の個数: 16

約数和(自身を含む): 38520700848

約数和(自身を除く): 18309222178

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 118891051, 237782102, 594455255, 1188910510, 2021147867, 4042295734, 10105739335, 20211478670]

約数ペア:

[(1, 20211478670), (2, 10105739335), (5, 4042295734), (10, 2021147867), (17, 1188910510), (34, 594455255), (85, 237782102), (170, 118891051)]