21799008

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{983}}^1$

素因数の和:1017

約数の個数: 144

約数和(自身を含む): 77366016

約数和(自身を除く): 55567008

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 11, 12, 14, 16, 18, 21, 22, 24, 28, 32, 33, 36, 42, 44, 48, 56, 63, 66, 72, 77, 84, 88, 96, 99, 112, 126, 132, 144, 154, 168, 176, 198, 224, 231, 252, 264, 288, 308, 336, 352, 396, 462, 504, 528, 616, 672, 693, 792, 924, 983, 1008, 1056, 1232, 1386, 1584, 1848, 1966, 2016, 2464, 2772, 2949, 3168, 3696, 3932, 5544, 5898, 6881, 7392, 7864, 8847, 10813, 11088, 11796, 13762, 15728, 17694, 20643, 21626, 22176, 23592, 27524, 31456, 32439, 35388, 41286, 43252, 47184, 55048, 61929, 64878, 70776, 75691, 82572, 86504, 94368, 97317, 110096, 123858, 129756, 141552, 151382, 165144, 173008, 194634, 220192, 227073, 247716, 259512, 283104, 302764, 330288, 346016, 389268, 454146, 495432, 519024, 605528, 660576, 681219, 778536, 908292, 990864, 1038048, 1211056, 1362438, 1557072, 1816584, 1981728, 2422112, 2724876, 3114144, 3633168, 5449752, 7266336, 10899504, 21799008]

約数ペア:

[(1, 21799008), (2, 10899504), (3, 7266336), (4, 5449752), (6, 3633168), (7, 3114144), (8, 2724876), (9, 2422112), (11, 1981728), (12, 1816584), (14, 1557072), (16, 1362438), (18, 1211056), (21, 1038048), (22, 990864), (24, 908292), (28, 778536), (32, 681219), (33, 660576), (36, 605528), (42, 519024), (44, 495432), (48, 454146), (56, 389268), (63, 346016), (66, 330288), (72, 302764), (77, 283104), (84, 259512), (88, 247716), (96, 227073), (99, 220192), (112, 194634), (126, 173008), (132, 165144), (144, 151382), (154, 141552), (168, 129756), (176, 123858), (198, 110096), (224, 97317), (231, 94368), (252, 86504), (264, 82572), (288, 75691), (308, 70776), (336, 64878), (352, 61929), (396, 55048), (462, 47184), (504, 43252), (528, 41286), (616, 35388), (672, 32439), (693, 31456), (792, 27524), (924, 23592), (983, 22176), (1008, 21626), (1056, 20643), (1232, 17694), (1386, 15728), (1584, 13762), (1848, 11796), (1966, 11088), (2016, 10813), (2464, 8847), (2772, 7864), (2949, 7392), (3168, 6881), (3696, 5898), (3932, 5544)]