21797106

素因数分解:

$2^1\times 3^1\times {\mathrm{181}}^1\times {\mathrm{20071}}^1$

素因数の和:20257

約数の個数: 16

約数和(自身を含む): 43837248

約数和(自身を除く): 22040142

約数列:

[1, 2, 3, 6, 181, 362, 543, 1086, 20071, 40142, 60213, 120426, 3632851, 7265702, 10898553, 21797106]

約数ペア:

[(1, 21797106), (2, 10898553), (3, 7265702), (6, 3632851), (181, 120426), (362, 60213), (543, 40142), (1086, 20071)]