2021869815

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19255903}}^1$

素因数の和:19255918

約数の個数: 16

約数和(自身を含む): 3697133568

約数和(自身を除く): 1675263753

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 19255903, 57767709, 96279515, 134791321, 288838545, 404373963, 673956605, 2021869815]

約数ペア:

[(1, 2021869815), (3, 673956605), (5, 404373963), (7, 288838545), (15, 134791321), (21, 96279515), (35, 57767709), (105, 19255903)]