81564042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{1942001}}^1$

素因数の和:1942013

約数の個数: 16

約数和(自身を含む): 186432192

約数和(自身を除く): 104868150

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 1942001, 3884002, 5826003, 11652006, 13594007, 27188014, 40782021, 81564042]

約数ペア:

[(1, 81564042), (2, 40782021), (3, 27188014), (6, 13594007), (7, 11652006), (14, 5826003), (21, 3884002), (42, 1942001)]