21228534010

素因数分解:

$2^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{25576547}}^1$

素因数の和:25576637

約数の個数: 16

約数和(自身を含む): 38671740576

約数和(自身を除く): 17443206566

約数列:

[1, 2, 5, 10, 83, 166, 415, 830, 25576547, 51153094, 127882735, 255765470, 2122853401, 4245706802, 10614267005, 21228534010]

約数ペア:

[(1, 21228534010), (2, 10614267005), (5, 4245706802), (10, 2122853401), (83, 255765470), (166, 127882735), (415, 51153094), (830, 25576547)]