2091957

素因数分解:

$3^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:150

約数の個数: 32

約数和(自身を含む): 3456000

約数和(自身を除く): 1364043

約数列:

[1, 3, 7, 19, 21, 49, 57, 107, 133, 147, 321, 343, 399, 749, 931, 1029, 2033, 2247, 2793, 5243, 6099, 6517, 14231, 15729, 19551, 36701, 42693, 99617, 110103, 298851, 697319, 2091957]

約数ペア:

[(1, 2091957), (3, 697319), (7, 298851), (19, 110103), (21, 99617), (49, 42693), (57, 36701), (107, 19551), (133, 15729), (147, 14231), (321, 6517), (343, 6099), (399, 5243), (749, 2793), (931, 2247), (1029, 2033)]