9912021

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{4177}}^1$

素因数の和:4300

約数の個数: 16

約数和(自身を含む): 15241344

約数和(自身を除く): 5329323

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 4177, 12531, 29239, 87717, 472001, 1416003, 3304007, 9912021]

約数ペア:

[(1, 9912021), (3, 3304007), (7, 1416003), (21, 472001), (113, 87717), (339, 29239), (791, 12531), (2373, 4177)]