21762004

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{494591}}^1$

素因数の和:494606

約数の個数: 12

約数和(自身を含む): 41545728

約数和(自身を除く): 19783724

約数列:

[1, 2, 4, 11, 22, 44, 494591, 989182, 1978364, 5440501, 10881002, 21762004]

約数ペア:

[(1, 21762004), (2, 10881002), (4, 5440501), (11, 1978364), (22, 989182), (44, 494591)]