203414421

素因数分解:

$3^1\times 7^1\times {\mathrm{9686401}}^1$

素因数の和:9686411

約数の個数: 8

約数和(自身を含む): 309964864

約数和(自身を除く): 106550443

約数列:

[1, 3, 7, 21, 9686401, 29059203, 67804807, 203414421]

約数ペア:

[(1, 203414421), (3, 67804807), (7, 29059203), (21, 9686401)]