21811944

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1$

素因数の和:104

約数の個数: 192

約数和(自身を含む): 72777600

約数和(自身を除く): 50965656

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 21, 22, 24, 28, 29, 33, 37, 42, 44, 56, 58, 66, 74, 77, 84, 87, 88, 111, 116, 121, 132, 148, 154, 168, 174, 203, 222, 231, 232, 242, 259, 264, 296, 308, 319, 348, 363, 406, 407, 444, 462, 484, 518, 609, 616, 638, 696, 726, 777, 812, 814, 847, 888, 924, 957, 968, 1036, 1073, 1218, 1221, 1276, 1452, 1554, 1624, 1628, 1694, 1848, 1914, 2072, 2146, 2233, 2436, 2442, 2541, 2552, 2849, 2904, 3108, 3219, 3256, 3388, 3509, 3828, 4292, 4466, 4477, 4872, 4884, 5082, 5698, 6216, 6438, 6699, 6776, 7018, 7511, 7656, 8547, 8584, 8932, 8954, 9768, 10164, 10527, 11396, 11803, 12876, 13398, 13431, 14036, 15022, 17094, 17864, 17908, 20328, 21054, 22533, 22792, 23606, 24563, 25752, 26796, 26862, 28072, 30044, 31339, 34188, 35409, 35816, 42108, 45066, 47212, 49126, 53592, 53724, 60088, 62678, 68376, 70818, 73689, 82621, 84216, 90132, 94017, 94424, 98252, 107448, 125356, 129833, 141636, 147378, 165242, 180264, 188034, 196504, 247863, 250712, 259666, 283272, 294756, 330484, 376068, 389499, 495726, 519332, 589512, 660968, 752136, 778998, 908831, 991452, 1038664, 1557996, 1817662, 1982904, 2726493, 3115992, 3635324, 5452986, 7270648, 10905972, 21811944]

約数ペア:

[(1, 21811944), (2, 10905972), (3, 7270648), (4, 5452986), (6, 3635324), (7, 3115992), (8, 2726493), (11, 1982904), (12, 1817662), (14, 1557996), (21, 1038664), (22, 991452), (24, 908831), (28, 778998), (29, 752136), (33, 660968), (37, 589512), (42, 519332), (44, 495726), (56, 389499), (58, 376068), (66, 330484), (74, 294756), (77, 283272), (84, 259666), (87, 250712), (88, 247863), (111, 196504), (116, 188034), (121, 180264), (132, 165242), (148, 147378), (154, 141636), (168, 129833), (174, 125356), (203, 107448), (222, 98252), (231, 94424), (232, 94017), (242, 90132), (259, 84216), (264, 82621), (296, 73689), (308, 70818), (319, 68376), (348, 62678), (363, 60088), (406, 53724), (407, 53592), (444, 49126), (462, 47212), (484, 45066), (518, 42108), (609, 35816), (616, 35409), (638, 34188), (696, 31339), (726, 30044), (777, 28072), (812, 26862), (814, 26796), (847, 25752), (888, 24563), (924, 23606), (957, 22792), (968, 22533), (1036, 21054), (1073, 20328), (1218, 17908), (1221, 17864), (1276, 17094), (1452, 15022), (1554, 14036), (1624, 13431), (1628, 13398), (1694, 12876), (1848, 11803), (1914, 11396), (2072, 10527), (2146, 10164), (2233, 9768), (2436, 8954), (2442, 8932), (2541, 8584), (2552, 8547), (2849, 7656), (2904, 7511), (3108, 7018), (3219, 6776), (3256, 6699), (3388, 6438), (3509, 6216), (3828, 5698), (4292, 5082), (4466, 4884), (4477, 4872)]