2021441919

素因数分解:

$3^1\times 7^1\times {\mathrm{5351}}^1\times {\mathrm{17989}}^1$

素因数の和:23350

約数の個数: 16

約数和(自身を含む): 3081039360

約数和(自身を除く): 1059597441

約数列:

[1, 3, 7, 21, 5351, 16053, 17989, 37457, 53967, 112371, 125923, 377769, 96259139, 288777417, 673813973, 2021441919]

約数ペア:

[(1, 2021441919), (3, 673813973), (7, 288777417), (21, 96259139), (5351, 377769), (16053, 125923), (17989, 112371), (37457, 53967)]