20211860

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{3571}}^1$

素因数の和:3863

約数の個数: 24

約数和(自身を含む): 42606816

約数和(自身を除く): 22394956

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2830, 3571, 5660, 7142, 14284, 17855, 35710, 71420, 1010593, 2021186, 4042372, 5052965, 10105930, 20211860]

約数ペア:

[(1, 20211860), (2, 10105930), (4, 5052965), (5, 4042372), (10, 2021186), (20, 1010593), (283, 71420), (566, 35710), (1132, 17855), (1415, 14284), (2830, 7142), (3571, 5660)]