21278246

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{3301}}^1$

素因数の和:3607

約数の個数: 16

約数和(自身を含む): 34948368

約数和(自身を除く): 13670122

約数列:

[1, 2, 11, 22, 293, 586, 3223, 3301, 6446, 6602, 36311, 72622, 967193, 1934386, 10639123, 21278246]

約数ペア:

[(1, 21278246), (2, 10639123), (11, 1934386), (22, 967193), (293, 72622), (586, 36311), (3223, 6602), (3301, 6446)]