21831009

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{6029}}^1$

素因数の和:6120

約数の個数: 16

約数和(自身を含む): 31259520

約数和(自身を除く): 9428511

約数列:

[1, 3, 17, 51, 71, 213, 1207, 3621, 6029, 18087, 102493, 307479, 428059, 1284177, 7277003, 21831009]

約数ペア:

[(1, 21831009), (3, 7277003), (17, 1284177), (51, 428059), (71, 307479), (213, 102493), (1207, 18087), (3621, 6029)]