2021855451

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{251}}^1\times {\mathrm{34871}}^1$

素因数の和:35143

約数の個数: 32

約数和(自身を含む): 3374493696

約数和(自身を除く): 1352638245

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 251, 753, 1757, 2761, 5271, 8283, 19327, 34871, 57981, 104613, 244097, 383581, 732291, 1150743, 2685067, 8055201, 8752621, 26257863, 61268347, 96278831, 183805041, 288836493, 673951817, 2021855451]

約数ペア:

[(1, 2021855451), (3, 673951817), (7, 288836493), (11, 183805041), (21, 96278831), (33, 61268347), (77, 26257863), (231, 8752621), (251, 8055201), (753, 2685067), (1757, 1150743), (2761, 732291), (5271, 383581), (8283, 244097), (19327, 104613), (34871, 57981)]