21907437

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{823}}^1$

素因数の和:1312

約数の個数: 16

約数和(自身を含む): 30850560

約数和(自身を除く): 8943123

約数列:

[1, 3, 19, 57, 467, 823, 1401, 2469, 8873, 15637, 26619, 46911, 384341, 1153023, 7302479, 21907437]

約数ペア:

[(1, 21907437), (3, 7302479), (19, 1153023), (57, 384341), (467, 46911), (823, 26619), (1401, 15637), (2469, 8873)]