2021029423

素因数分解:

$7^1\times {\mathrm{173}}^1\times {\mathrm{523}}^1\times {\mathrm{3191}}^1$

素因数の和:3894

約数の個数: 16

約数和(自身を含む): 2328270336

約数和(自身を除く): 307240913

約数列:

[1, 7, 173, 523, 1211, 3191, 3661, 22337, 90479, 552043, 633353, 1668893, 3864301, 11682251, 288718489, 2021029423]

約数ペア:

[(1, 2021029423), (7, 288718489), (173, 11682251), (523, 3864301), (1211, 1668893), (3191, 633353), (3661, 552043), (22337, 90479)]