21813792

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{227}}^1$

素因数の和:271

約数の個数: 192

約数和(自身を含む): 77220864

約数和(自身を除く): 55407072

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 13, 14, 16, 21, 22, 24, 26, 28, 32, 33, 39, 42, 44, 48, 52, 56, 66, 77, 78, 84, 88, 91, 96, 104, 112, 132, 143, 154, 156, 168, 176, 182, 208, 224, 227, 231, 264, 273, 286, 308, 312, 336, 352, 364, 416, 429, 454, 462, 528, 546, 572, 616, 624, 672, 681, 728, 858, 908, 924, 1001, 1056, 1092, 1144, 1232, 1248, 1362, 1456, 1589, 1716, 1816, 1848, 2002, 2184, 2288, 2464, 2497, 2724, 2912, 2951, 3003, 3178, 3432, 3632, 3696, 4004, 4368, 4576, 4767, 4994, 5448, 5902, 6006, 6356, 6864, 7264, 7392, 7491, 8008, 8736, 8853, 9534, 9988, 10896, 11804, 12012, 12712, 13728, 14982, 16016, 17479, 17706, 19068, 19976, 20657, 21792, 23608, 24024, 25424, 29964, 32032, 32461, 34958, 35412, 38136, 39952, 41314, 47216, 48048, 50848, 52437, 59928, 61971, 64922, 69916, 70824, 76272, 79904, 82628, 94432, 96096, 97383, 104874, 119856, 123942, 129844, 139832, 141648, 152544, 165256, 194766, 209748, 227227, 239712, 247884, 259688, 279664, 283296, 330512, 389532, 419496, 454454, 495768, 519376, 559328, 661024, 681681, 779064, 838992, 908908, 991536, 1038752, 1363362, 1558128, 1677984, 1817816, 1983072, 2726724, 3116256, 3635632, 5453448, 7271264, 10906896, 21813792]

約数ペア:

[(1, 21813792), (2, 10906896), (3, 7271264), (4, 5453448), (6, 3635632), (7, 3116256), (8, 2726724), (11, 1983072), (12, 1817816), (13, 1677984), (14, 1558128), (16, 1363362), (21, 1038752), (22, 991536), (24, 908908), (26, 838992), (28, 779064), (32, 681681), (33, 661024), (39, 559328), (42, 519376), (44, 495768), (48, 454454), (52, 419496), (56, 389532), (66, 330512), (77, 283296), (78, 279664), (84, 259688), (88, 247884), (91, 239712), (96, 227227), (104, 209748), (112, 194766), (132, 165256), (143, 152544), (154, 141648), (156, 139832), (168, 129844), (176, 123942), (182, 119856), (208, 104874), (224, 97383), (227, 96096), (231, 94432), (264, 82628), (273, 79904), (286, 76272), (308, 70824), (312, 69916), (336, 64922), (352, 61971), (364, 59928), (416, 52437), (429, 50848), (454, 48048), (462, 47216), (528, 41314), (546, 39952), (572, 38136), (616, 35412), (624, 34958), (672, 32461), (681, 32032), (728, 29964), (858, 25424), (908, 24024), (924, 23608), (1001, 21792), (1056, 20657), (1092, 19976), (1144, 19068), (1232, 17706), (1248, 17479), (1362, 16016), (1456, 14982), (1589, 13728), (1716, 12712), (1816, 12012), (1848, 11804), (2002, 10896), (2184, 9988), (2288, 9534), (2464, 8853), (2497, 8736), (2724, 8008), (2912, 7491), (2951, 7392), (3003, 7264), (3178, 6864), (3432, 6356), (3632, 6006), (3696, 5902), (4004, 5448), (4368, 4994), (4576, 4767)]