2042804589

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5119811}}^1$

素因数の和:5119840

約数の個数: 16

約数和(自身を含む): 3276679680

約数和(自身を除く): 1233875091

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 5119811, 15359433, 35838677, 97276409, 107516031, 291829227, 680934863, 2042804589]

約数ペア:

[(1, 2042804589), (3, 680934863), (7, 291829227), (19, 107516031), (21, 97276409), (57, 35838677), (133, 15359433), (399, 5119811)]