21337008

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1$

素因数の和:303

約数の個数: 160

約数和(自身を含む): 71995392

約数和(自身を除く): 50658384

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 23, 24, 28, 33, 42, 44, 46, 48, 56, 66, 69, 77, 84, 88, 92, 112, 132, 138, 154, 161, 168, 176, 184, 231, 251, 253, 264, 276, 308, 322, 336, 368, 462, 483, 502, 506, 528, 552, 616, 644, 753, 759, 924, 966, 1004, 1012, 1104, 1232, 1288, 1506, 1518, 1757, 1771, 1848, 1932, 2008, 2024, 2576, 2761, 3012, 3036, 3514, 3542, 3696, 3864, 4016, 4048, 5271, 5313, 5522, 5773, 6024, 6072, 7028, 7084, 7728, 8283, 10542, 10626, 11044, 11546, 12048, 12144, 14056, 14168, 16566, 17319, 19327, 21084, 21252, 22088, 23092, 28112, 28336, 33132, 34638, 38654, 40411, 42168, 42504, 44176, 46184, 57981, 63503, 66264, 69276, 77308, 80822, 84336, 85008, 92368, 115962, 121233, 127006, 132528, 138552, 154616, 161644, 190509, 231924, 242466, 254012, 277104, 309232, 323288, 381018, 444521, 463848, 484932, 508024, 646576, 762036, 889042, 927696, 969864, 1016048, 1333563, 1524072, 1778084, 1939728, 2667126, 3048144, 3556168, 5334252, 7112336, 10668504, 21337008]

約数ペア:

[(1, 21337008), (2, 10668504), (3, 7112336), (4, 5334252), (6, 3556168), (7, 3048144), (8, 2667126), (11, 1939728), (12, 1778084), (14, 1524072), (16, 1333563), (21, 1016048), (22, 969864), (23, 927696), (24, 889042), (28, 762036), (33, 646576), (42, 508024), (44, 484932), (46, 463848), (48, 444521), (56, 381018), (66, 323288), (69, 309232), (77, 277104), (84, 254012), (88, 242466), (92, 231924), (112, 190509), (132, 161644), (138, 154616), (154, 138552), (161, 132528), (168, 127006), (176, 121233), (184, 115962), (231, 92368), (251, 85008), (253, 84336), (264, 80822), (276, 77308), (308, 69276), (322, 66264), (336, 63503), (368, 57981), (462, 46184), (483, 44176), (502, 42504), (506, 42168), (528, 40411), (552, 38654), (616, 34638), (644, 33132), (753, 28336), (759, 28112), (924, 23092), (966, 22088), (1004, 21252), (1012, 21084), (1104, 19327), (1232, 17319), (1288, 16566), (1506, 14168), (1518, 14056), (1757, 12144), (1771, 12048), (1848, 11546), (1932, 11044), (2008, 10626), (2024, 10542), (2576, 8283), (2761, 7728), (3012, 7084), (3036, 7028), (3514, 6072), (3542, 6024), (3696, 5773), (3864, 5522), (4016, 5313), (4048, 5271)]