21229994

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{3181}}^1$

素因数の和:3301

約数の個数: 16

約数和(自身を含む): 32990976

約数和(自身を除く): 11760982

約数列:

[1, 2, 47, 71, 94, 142, 3181, 3337, 6362, 6674, 149507, 225851, 299014, 451702, 10614997, 21229994]

約数ペア:

[(1, 21229994), (2, 10614997), (47, 451702), (71, 299014), (94, 225851), (142, 149507), (3181, 6674), (3337, 6362)]