21324678

素因数分解:

$2^1\times 3^1\times {\mathrm{673}}^1\times {\mathrm{5281}}^1$

素因数の和:5959

約数の個数: 16

約数和(自身を含む): 42720816

約数和(自身を除く): 21396138

約数列:

[1, 2, 3, 6, 673, 1346, 2019, 4038, 5281, 10562, 15843, 31686, 3554113, 7108226, 10662339, 21324678]

約数ペア:

[(1, 21324678), (2, 10662339), (3, 7108226), (6, 3554113), (673, 31686), (1346, 15843), (2019, 10562), (4038, 5281)]