2021865916

素因数分解:

$2^2\times 7^1\times {\mathrm{677}}^1\times {\mathrm{106661}}^1$

素因数の和:107349

約数の個数: 24

約数和(自身を含む): 4049742816

約数和(自身を除く): 2027876900

約数列:

[1, 2, 4, 7, 14, 28, 677, 1354, 2708, 4739, 9478, 18956, 106661, 213322, 426644, 746627, 1493254, 2986508, 72209497, 144418994, 288837988, 505466479, 1010932958, 2021865916]

約数ペア:

[(1, 2021865916), (2, 1010932958), (4, 505466479), (7, 288837988), (14, 144418994), (28, 72209497), (677, 2986508), (1354, 1493254), (2708, 746627), (4739, 426644), (9478, 213322), (18956, 106661)]