21705168

素因数分解:

$2^4\times 3^1\times {\mathrm{452191}}^1$

素因数の和:452202

約数の個数: 20

約数和(自身を含む): 56071808

約数和(自身を除く): 34366640

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 452191, 904382, 1356573, 1808764, 2713146, 3617528, 5426292, 7235056, 10852584, 21705168]

約数ペア:

[(1, 21705168), (2, 10852584), (3, 7235056), (4, 5426292), (6, 3617528), (8, 2713146), (12, 1808764), (16, 1356573), (24, 904382), (48, 452191)]