21083176

素因数分解:

$2^3\times {\mathrm{523}}^1\times {\mathrm{5039}}^1$

素因数の和:5568

約数の個数: 16

約数和(自身を含む): 39614400

約数和(自身を除く): 18531224

約数列:

[1, 2, 4, 8, 523, 1046, 2092, 4184, 5039, 10078, 20156, 40312, 2635397, 5270794, 10541588, 21083176]

約数ペア:

[(1, 21083176), (2, 10541588), (4, 5270794), (8, 2635397), (523, 40312), (1046, 20156), (2092, 10078), (4184, 5039)]