21985367058

素因数分解:

$2^1\times 3^3\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{498331}}^1$

素因数の和:498404

約数の個数: 64

約数和(自身を含む): 52623859200

約数和(自身を除く): 30638492142

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 43, 54, 57, 86, 114, 129, 171, 258, 342, 387, 513, 774, 817, 1026, 1161, 1634, 2322, 2451, 4902, 7353, 14706, 22059, 44118, 498331, 996662, 1494993, 2989986, 4484979, 8969958, 9468289, 13454937, 18936578, 21428233, 26909874, 28404867, 42856466, 56809734, 64284699, 85214601, 128569398, 170429202, 192854097, 255643803, 385708194, 407136427, 511287606, 578562291, 814272854, 1157124582, 1221409281, 2442818562, 3664227843, 7328455686, 10992683529, 21985367058]

約数ペア:

[(1, 21985367058), (2, 10992683529), (3, 7328455686), (6, 3664227843), (9, 2442818562), (18, 1221409281), (19, 1157124582), (27, 814272854), (38, 578562291), (43, 511287606), (54, 407136427), (57, 385708194), (86, 255643803), (114, 192854097), (129, 170429202), (171, 128569398), (258, 85214601), (342, 64284699), (387, 56809734), (513, 42856466), (774, 28404867), (817, 26909874), (1026, 21428233), (1161, 18936578), (1634, 13454937), (2322, 9468289), (2451, 8969958), (4902, 4484979), (7353, 2989986), (14706, 1494993), (22059, 996662), (44118, 498331)]