2021643421

素因数分解:

$7^2\times {\mathrm{71}}^1\times {\mathrm{581099}}^1$

素因数の和:581184

約数の個数: 12

約数和(自身を含む): 2384834400

約数和(自身を除く): 363190979

約数列:

[1, 7, 49, 71, 497, 3479, 581099, 4067693, 28473851, 41258029, 288806203, 2021643421]

約数ペア:

[(1, 2021643421), (7, 288806203), (49, 41258029), (71, 28473851), (497, 4067693), (3479, 581099)]