2021674641

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3105491}}^1$

素因数の和:3105532

約数の個数: 16

約数和(自身を含む): 3180023808

約数和(自身を除く): 1158349167

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 3105491, 9316473, 21738437, 65215311, 96270221, 288810663, 673891547, 2021674641]

約数ペア:

[(1, 2021674641), (3, 673891547), (7, 288810663), (21, 96270221), (31, 65215311), (93, 21738437), (217, 9316473), (651, 3105491)]