21966351

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{6221}}^1$

素因数の和:6342

約数の個数: 16

約数和(自身を含む): 32254848

約数和(自身を除く): 10288497

約数列:

[1, 3, 11, 33, 107, 321, 1177, 3531, 6221, 18663, 68431, 205293, 665647, 1996941, 7322117, 21966351]

約数ペア:

[(1, 21966351), (3, 7322117), (11, 1996941), (33, 665647), (107, 205293), (321, 68431), (1177, 18663), (3531, 6221)]