21076179

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{409}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 28634400

約数和(自身を除く): 7558221

約数列:

[1, 3, 89, 193, 267, 409, 579, 1227, 17177, 36401, 51531, 78937, 109203, 236811, 7025393, 21076179]

約数ペア:

[(1, 21076179), (3, 7025393), (89, 236811), (193, 109203), (267, 78937), (409, 51531), (579, 36401), (1227, 17177)]