11916681

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{2971}}^1$

素因数の和:3172

約数の個数: 16

約数和(自身を含む): 18259968

約数和(自身を除く): 6343287

約数列:

[1, 3, 7, 21, 191, 573, 1337, 2971, 4011, 8913, 20797, 62391, 567461, 1702383, 3972227, 11916681]

約数ペア:

[(1, 11916681), (3, 3972227), (7, 1702383), (21, 567461), (191, 62391), (573, 20797), (1337, 8913), (2971, 4011)]