21268126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1\times {\mathrm{2243}}^1$

素因数の和:2687

約数の個数: 16

約数和(自身を含む): 34898688

約数和(自身を除く): 13630562

約数列:

[1, 2, 11, 22, 431, 862, 2243, 4486, 4741, 9482, 24673, 49346, 966733, 1933466, 10634063, 21268126]

約数ペア:

[(1, 21268126), (2, 10634063), (11, 1933466), (22, 966733), (431, 49346), (862, 24673), (2243, 9482), (4486, 4741)]