21836353383

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{431}}^1$

素因数の和:650

約数の個数: 128

約数和(自身を含む): 37623398400

約数和(自身を除く): 15787045017

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 71, 107, 117, 171, 213, 247, 321, 351, 431, 513, 639, 741, 923, 963, 1293, 1349, 1391, 1917, 2033, 2223, 2769, 2889, 3879, 4047, 4173, 5603, 6099, 6669, 7597, 8189, 8307, 11637, 12141, 12519, 16809, 17537, 18297, 22791, 24567, 24921, 26429, 30601, 36423, 37557, 46117, 50427, 52611, 54891, 68373, 73701, 79287, 91803, 98761, 106457, 138351, 144343, 151281, 157833, 205119, 221103, 237861, 275409, 296283, 319371, 397813, 415053, 433029, 473499, 581419, 599521, 713583, 826227, 876223, 888849, 958113, 1193439, 1245159, 1299087, 1744257, 1798563, 1876459, 2628669, 2666547, 2874339, 3274307, 3580317, 3897261, 5232771, 5395689, 5629377, 7558447, 7886007, 9822921, 10740951, 11390899, 15698313, 16187067, 16888131, 22675341, 23658021, 29468763, 34172697, 42565991, 50664393, 62211833, 68026023, 88406289, 102518091, 127697973, 186635499, 204078069, 307554273, 383093919, 559906497, 808753829, 1149281757, 1679719491, 2426261487, 7278784461, 21836353383]

約数ペア:

[(1, 21836353383), (3, 7278784461), (9, 2426261487), (13, 1679719491), (19, 1149281757), (27, 808753829), (39, 559906497), (57, 383093919), (71, 307554273), (107, 204078069), (117, 186635499), (171, 127697973), (213, 102518091), (247, 88406289), (321, 68026023), (351, 62211833), (431, 50664393), (513, 42565991), (639, 34172697), (741, 29468763), (923, 23658021), (963, 22675341), (1293, 16888131), (1349, 16187067), (1391, 15698313), (1917, 11390899), (2033, 10740951), (2223, 9822921), (2769, 7886007), (2889, 7558447), (3879, 5629377), (4047, 5395689), (4173, 5232771), (5603, 3897261), (6099, 3580317), (6669, 3274307), (7597, 2874339), (8189, 2666547), (8307, 2628669), (11637, 1876459), (12141, 1798563), (12519, 1744257), (16809, 1299087), (17537, 1245159), (18297, 1193439), (22791, 958113), (24567, 888849), (24921, 876223), (26429, 826227), (30601, 713583), (36423, 599521), (37557, 581419), (46117, 473499), (50427, 433029), (52611, 415053), (54891, 397813), (68373, 319371), (73701, 296283), (79287, 275409), (91803, 237861), (98761, 221103), (106457, 205119), (138351, 157833), (144343, 151281)]