21066126

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{49451}}^1$

素因数の和:49527

約数の個数: 16

約数和(自身を含む): 42726528

約数和(自身を除く): 21660402

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 49451, 98902, 148353, 296706, 3511021, 7022042, 10533063, 21066126]

約数ペア:

[(1, 21066126), (2, 10533063), (3, 7022042), (6, 3511021), (71, 296706), (142, 148353), (213, 98902), (426, 49451)]