21494582

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{2293}}^1$

素因数の和:2447

約数の個数: 16

約数和(自身を含む): 33308880

約数和(自身を除く): 11814298

約数列:

[1, 2, 43, 86, 109, 218, 2293, 4586, 4687, 9374, 98599, 197198, 249937, 499874, 10747291, 21494582]

約数ペア:

[(1, 21494582), (2, 10747291), (43, 499874), (86, 249937), (109, 197198), (218, 98599), (2293, 9374), (4586, 4687)]