21612112

素因数分解:

$2^4\times {\mathrm{577}}^1\times {\mathrm{2341}}^1$

素因数の和:2926

約数の個数: 20

約数和(自身を含む): 41963956

約数和(自身を除く): 20351844

約数列:

[1, 2, 4, 8, 16, 577, 1154, 2308, 2341, 4616, 4682, 9232, 9364, 18728, 37456, 1350757, 2701514, 5403028, 10806056, 21612112]

約数ペア:

[(1, 21612112), (2, 10806056), (4, 5403028), (8, 2701514), (16, 1350757), (577, 37456), (1154, 18728), (2308, 9364), (2341, 9232), (4616, 4682)]