201721089021

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{3955315471}}^1$

素因数の和:3955315491

約数の個数: 8

約数和(自身を含む): 284782713984

約数和(自身を除く): 83061624963

約数列:

[1, 3, 17, 51, 3955315471, 11865946413, 67240363007, 201721089021]

約数ペア:

[(1, 201721089021), (3, 67240363007), (17, 11865946413), (51, 3955315471)]