2021166868

素因数分解:

$2^2\times 7^1\times {\mathrm{72184531}}^1$

素因数の和:72184542

約数の個数: 12

約数和(自身を含む): 4042333792

約数和(自身を除く): 2021166924

約数列:

[1, 2, 4, 7, 14, 28, 72184531, 144369062, 288738124, 505291717, 1010583434, 2021166868]

約数ペア:

[(1, 2021166868), (2, 1010583434), (4, 505291717), (7, 288738124), (14, 144369062), (28, 72184531)]