2016806841

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{865211}}^1$

素因数の和:865261

約数の個数: 24

約数和(自身を含む): 3419317824

約数和(自身を除く): 1402510983

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 259, 333, 777, 2331, 865211, 2595633, 6056477, 7786899, 18169431, 32012807, 54508293, 96038421, 224089649, 288115263, 672268947, 2016806841]

約数ペア:

[(1, 2016806841), (3, 672268947), (7, 288115263), (9, 224089649), (21, 96038421), (37, 54508293), (63, 32012807), (111, 18169431), (259, 7786899), (333, 6056477), (777, 2595633), (2331, 865211)]