21710304

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1$

素因数の和:134

約数の個数: 216

約数和(自身を含む): 78427440

約数和(自身を除く): 56717136

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, 89, 96, 99, 112, 121, 126, 132, 144, 154, 168, 176, 178, 198, 224, 231, 242, 252, 264, 267, 288, 308, 336, 352, 356, 363, 396, 462, 484, 504, 528, 534, 616, 623, 672, 693, 712, 726, 792, 801, 847, 924, 968, 979, 1008, 1056, 1068, 1089, 1232, 1246, 1386, 1424, 1452, 1584, 1602, 1694, 1848, 1869, 1936, 1958, 2016, 2136, 2178, 2464, 2492, 2541, 2772, 2848, 2904, 2937, 3168, 3204, 3388, 3696, 3738, 3872, 3916, 4272, 4356, 4984, 5082, 5544, 5607, 5808, 5874, 6408, 6776, 6853, 7392, 7476, 7623, 7832, 8544, 8712, 8811, 9968, 10164, 10769, 11088, 11214, 11616, 11748, 12816, 13552, 13706, 14952, 15246, 15664, 17424, 17622, 19936, 20328, 20559, 21538, 22176, 22428, 23496, 25632, 27104, 27412, 29904, 30492, 31328, 32307, 34848, 35244, 40656, 41118, 43076, 44856, 46992, 54824, 59808, 60984, 61677, 64614, 70488, 75383, 81312, 82236, 86152, 89712, 93984, 96921, 109648, 121968, 123354, 129228, 140976, 150766, 164472, 172304, 179424, 193842, 219296, 226149, 243936, 246708, 258456, 281952, 301532, 328944, 344608, 387684, 452298, 493416, 516912, 603064, 657888, 678447, 775368, 904596, 986832, 1033824, 1206128, 1356894, 1550736, 1809192, 1973664, 2412256, 2713788, 3101472, 3618384, 5427576, 7236768, 10855152, 21710304]

約数ペア:

[(1, 21710304), (2, 10855152), (3, 7236768), (4, 5427576), (6, 3618384), (7, 3101472), (8, 2713788), (9, 2412256), (11, 1973664), (12, 1809192), (14, 1550736), (16, 1356894), (18, 1206128), (21, 1033824), (22, 986832), (24, 904596), (28, 775368), (32, 678447), (33, 657888), (36, 603064), (42, 516912), (44, 493416), (48, 452298), (56, 387684), (63, 344608), (66, 328944), (72, 301532), (77, 281952), (84, 258456), (88, 246708), (89, 243936), (96, 226149), (99, 219296), (112, 193842), (121, 179424), (126, 172304), (132, 164472), (144, 150766), (154, 140976), (168, 129228), (176, 123354), (178, 121968), (198, 109648), (224, 96921), (231, 93984), (242, 89712), (252, 86152), (264, 82236), (267, 81312), (288, 75383), (308, 70488), (336, 64614), (352, 61677), (356, 60984), (363, 59808), (396, 54824), (462, 46992), (484, 44856), (504, 43076), (528, 41118), (534, 40656), (616, 35244), (623, 34848), (672, 32307), (693, 31328), (712, 30492), (726, 29904), (792, 27412), (801, 27104), (847, 25632), (924, 23496), (968, 22428), (979, 22176), (1008, 21538), (1056, 20559), (1068, 20328), (1089, 19936), (1232, 17622), (1246, 17424), (1386, 15664), (1424, 15246), (1452, 14952), (1584, 13706), (1602, 13552), (1694, 12816), (1848, 11748), (1869, 11616), (1936, 11214), (1958, 11088), (2016, 10769), (2136, 10164), (2178, 9968), (2464, 8811), (2492, 8712), (2541, 8544), (2772, 7832), (2848, 7623), (2904, 7476), (2937, 7392), (3168, 6853), (3204, 6776), (3388, 6408), (3696, 5874), (3738, 5808), (3872, 5607), (3916, 5544), (4272, 5082), (4356, 4984)]