27720042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{660001}}^1$

素因数の和:660013

約数の個数: 16

約数和(自身を含む): 63360192

約数和(自身を除く): 35640150

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 660001, 1320002, 1980003, 3960006, 4620007, 9240014, 13860021, 27720042]

約数ペア:

[(1, 27720042), (2, 13860021), (3, 9240014), (6, 4620007), (7, 3960006), (14, 1980003), (21, 1320002), (42, 660001)]