2097153344

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^2$

素因数の和:225

約数の個数: 168

約数和(自身を含む): 5072249952

約数和(自身を除く): 2975096608

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 43, 44, 52, 64, 73, 86, 88, 104, 143, 146, 172, 176, 208, 286, 292, 344, 352, 416, 473, 559, 572, 584, 688, 704, 803, 832, 946, 949, 1118, 1144, 1168, 1376, 1606, 1892, 1898, 2236, 2288, 2336, 2752, 3139, 3212, 3784, 3796, 4472, 4576, 4672, 5329, 6149, 6278, 6424, 7568, 7592, 8944, 9152, 10439, 10658, 12298, 12556, 12848, 15136, 15184, 17888, 20878, 21316, 24596, 25112, 25696, 30272, 30368, 34529, 35776, 40807, 41756, 42632, 49192, 50224, 51392, 58619, 60736, 69058, 69277, 81614, 83512, 85264, 98384, 100448, 117238, 138116, 138554, 163228, 167024, 170528, 196768, 200896, 229147, 234476, 276232, 277108, 326456, 334048, 341056, 393536, 448877, 458294, 468952, 552464, 554216, 652912, 668096, 762047, 897754, 916588, 937904, 1104928, 1108432, 1305824, 1524094, 1795508, 1833176, 1875808, 2209856, 2216864, 2520617, 2611648, 2978911, 3048188, 3591016, 3666352, 3751616, 4433728, 5041234, 5957822, 6096376, 7182032, 7332704, 10082468, 11915644, 12192752, 14364064, 14665408, 20164936, 23831288, 24385504, 28728128, 32768021, 40329872, 47662576, 48771008, 65536042, 80659744, 95325152, 131072084, 161319488, 190650304, 262144168, 524288336, 1048576672, 2097153344]

約数ペア:

[(1, 2097153344), (2, 1048576672), (4, 524288336), (8, 262144168), (11, 190650304), (13, 161319488), (16, 131072084), (22, 95325152), (26, 80659744), (32, 65536042), (43, 48771008), (44, 47662576), (52, 40329872), (64, 32768021), (73, 28728128), (86, 24385504), (88, 23831288), (104, 20164936), (143, 14665408), (146, 14364064), (172, 12192752), (176, 11915644), (208, 10082468), (286, 7332704), (292, 7182032), (344, 6096376), (352, 5957822), (416, 5041234), (473, 4433728), (559, 3751616), (572, 3666352), (584, 3591016), (688, 3048188), (704, 2978911), (803, 2611648), (832, 2520617), (946, 2216864), (949, 2209856), (1118, 1875808), (1144, 1833176), (1168, 1795508), (1376, 1524094), (1606, 1305824), (1892, 1108432), (1898, 1104928), (2236, 937904), (2288, 916588), (2336, 897754), (2752, 762047), (3139, 668096), (3212, 652912), (3784, 554216), (3796, 552464), (4472, 468952), (4576, 458294), (4672, 448877), (5329, 393536), (6149, 341056), (6278, 334048), (6424, 326456), (7568, 277108), (7592, 276232), (8944, 234476), (9152, 229147), (10439, 200896), (10658, 196768), (12298, 170528), (12556, 167024), (12848, 163228), (15136, 138554), (15184, 138116), (17888, 117238), (20878, 100448), (21316, 98384), (24596, 85264), (25112, 83512), (25696, 81614), (30272, 69277), (30368, 69058), (34529, 60736), (35776, 58619), (40807, 51392), (41756, 50224), (42632, 49192)]