21056504

素因数分解:

$2^3\times 7^1\times {\mathrm{376009}}^1$

素因数の和:376022

約数の個数: 16

約数和(自身を含む): 45121200

約数和(自身を除く): 24064696

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376009, 752018, 1504036, 2632063, 3008072, 5264126, 10528252, 21056504]

約数ペア:

[(1, 21056504), (2, 10528252), (4, 5264126), (7, 3008072), (8, 2632063), (14, 1504036), (28, 752018), (56, 376009)]