21745442

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{3011}}^1$

素因数の和:3193

約数の個数: 16

約数和(自身を含む): 34264512

約数和(自身を除く): 12519070

約数列:

[1, 2, 23, 46, 157, 314, 3011, 3611, 6022, 7222, 69253, 138506, 472727, 945454, 10872721, 21745442]

約数ペア:

[(1, 21745442), (2, 10872721), (23, 945454), (46, 472727), (157, 138506), (314, 69253), (3011, 7222), (3611, 6022)]