21298368

素因数分解:

$2^6\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:111

約数の個数: 224

約数和(自身を含む): 73737216

約数和(自身を除く): 52438848

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 23, 24, 26, 28, 32, 39, 42, 46, 48, 52, 53, 56, 64, 69, 78, 84, 91, 92, 96, 104, 106, 112, 138, 156, 159, 161, 168, 182, 184, 192, 208, 212, 224, 273, 276, 299, 312, 318, 322, 336, 364, 368, 371, 416, 424, 448, 483, 546, 552, 598, 624, 636, 644, 672, 689, 728, 736, 742, 832, 848, 897, 966, 1092, 1104, 1113, 1196, 1219, 1248, 1272, 1288, 1344, 1378, 1456, 1472, 1484, 1696, 1794, 1932, 2067, 2093, 2184, 2208, 2226, 2392, 2438, 2496, 2544, 2576, 2756, 2912, 2968, 3392, 3588, 3657, 3864, 4134, 4186, 4368, 4416, 4452, 4784, 4823, 4876, 5088, 5152, 5512, 5824, 5936, 6279, 7176, 7314, 7728, 8268, 8372, 8533, 8736, 8904, 9568, 9646, 9752, 10176, 10304, 11024, 11872, 12558, 14352, 14469, 14628, 15456, 15847, 16536, 16744, 17066, 17472, 17808, 19136, 19292, 19504, 22048, 23744, 25116, 25599, 28704, 28938, 29256, 30912, 31694, 33072, 33488, 34132, 35616, 38584, 39008, 44096, 47541, 50232, 51198, 57408, 57876, 58512, 63388, 66144, 66976, 68264, 71232, 77168, 78016, 95082, 100464, 102396, 110929, 115752, 117024, 126776, 132288, 133952, 136528, 154336, 190164, 200928, 204792, 221858, 231504, 234048, 253552, 273056, 308672, 332787, 380328, 401856, 409584, 443716, 463008, 507104, 546112, 665574, 760656, 819168, 887432, 926016, 1014208, 1331148, 1521312, 1638336, 1774864, 2662296, 3042624, 3549728, 5324592, 7099456, 10649184, 21298368]

約数ペア:

[(1, 21298368), (2, 10649184), (3, 7099456), (4, 5324592), (6, 3549728), (7, 3042624), (8, 2662296), (12, 1774864), (13, 1638336), (14, 1521312), (16, 1331148), (21, 1014208), (23, 926016), (24, 887432), (26, 819168), (28, 760656), (32, 665574), (39, 546112), (42, 507104), (46, 463008), (48, 443716), (52, 409584), (53, 401856), (56, 380328), (64, 332787), (69, 308672), (78, 273056), (84, 253552), (91, 234048), (92, 231504), (96, 221858), (104, 204792), (106, 200928), (112, 190164), (138, 154336), (156, 136528), (159, 133952), (161, 132288), (168, 126776), (182, 117024), (184, 115752), (192, 110929), (208, 102396), (212, 100464), (224, 95082), (273, 78016), (276, 77168), (299, 71232), (312, 68264), (318, 66976), (322, 66144), (336, 63388), (364, 58512), (368, 57876), (371, 57408), (416, 51198), (424, 50232), (448, 47541), (483, 44096), (546, 39008), (552, 38584), (598, 35616), (624, 34132), (636, 33488), (644, 33072), (672, 31694), (689, 30912), (728, 29256), (736, 28938), (742, 28704), (832, 25599), (848, 25116), (897, 23744), (966, 22048), (1092, 19504), (1104, 19292), (1113, 19136), (1196, 17808), (1219, 17472), (1248, 17066), (1272, 16744), (1288, 16536), (1344, 15847), (1378, 15456), (1456, 14628), (1472, 14469), (1484, 14352), (1696, 12558), (1794, 11872), (1932, 11024), (2067, 10304), (2093, 10176), (2184, 9752), (2208, 9646), (2226, 9568), (2392, 8904), (2438, 8736), (2496, 8533), (2544, 8372), (2576, 8268), (2756, 7728), (2912, 7314), (2968, 7176), (3392, 6279), (3588, 5936), (3657, 5824), (3864, 5512), (4134, 5152), (4186, 5088), (4368, 4876), (4416, 4823), (4452, 4784)]