1821431808

素因数分解:

$2^{11}\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:797

約数の個数: 288

約数和(自身を含む): 6337094400

約数和(自身を除く): 4515662592

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 19, 21, 24, 28, 32, 36, 38, 42, 48, 56, 57, 63, 64, 72, 76, 84, 96, 112, 114, 126, 128, 133, 144, 152, 168, 171, 192, 224, 228, 252, 256, 266, 288, 304, 336, 342, 384, 399, 448, 456, 504, 512, 532, 576, 608, 672, 684, 743, 768, 798, 896, 912, 1008, 1024, 1064, 1152, 1197, 1216, 1344, 1368, 1486, 1536, 1596, 1792, 1824, 2016, 2048, 2128, 2229, 2304, 2394, 2432, 2688, 2736, 2972, 3072, 3192, 3584, 3648, 4032, 4256, 4458, 4608, 4788, 4864, 5201, 5376, 5472, 5944, 6144, 6384, 6687, 7168, 7296, 8064, 8512, 8916, 9216, 9576, 9728, 10402, 10752, 10944, 11888, 12768, 13374, 14117, 14336, 14592, 15603, 16128, 17024, 17832, 18432, 19152, 19456, 20804, 21504, 21888, 23776, 25536, 26748, 28234, 29184, 31206, 32256, 34048, 35664, 38304, 38912, 41608, 42351, 43008, 43776, 46809, 47552, 51072, 53496, 56468, 58368, 62412, 64512, 68096, 71328, 76608, 83216, 84702, 87552, 93618, 95104, 98819, 102144, 106992, 112936, 116736, 124824, 127053, 129024, 136192, 142656, 153216, 166432, 169404, 175104, 187236, 190208, 197638, 204288, 213984, 225872, 249648, 254106, 272384, 285312, 296457, 306432, 332864, 338808, 350208, 374472, 380416, 395276, 408576, 427968, 451744, 499296, 508212, 570624, 592914, 612864, 665728, 677616, 748944, 760832, 790552, 817152, 855936, 889371, 903488, 998592, 1016424, 1141248, 1185828, 1225728, 1331456, 1355232, 1497888, 1521664, 1581104, 1711872, 1778742, 1806976, 1997184, 2032848, 2282496, 2371656, 2451456, 2662912, 2710464, 2995776, 3162208, 3423744, 3557484, 3613952, 3994368, 4065696, 4564992, 4743312, 5325824, 5420928, 5991552, 6324416, 6847488, 7114968, 7227904, 7988736, 8131392, 9486624, 10651648, 10841856, 11983104, 12648832, 13694976, 14229936, 14455808, 15977472, 16262784, 18973248, 21683712, 23966208, 25297664, 28459872, 28911616, 31954944, 32525568, 37946496, 43367424, 47932416, 50595328, 56919744, 65051136, 75892992, 86734848, 95864832, 101190656, 113839488, 130102272, 151785984, 202381312, 227678976, 260204544, 303571968, 455357952, 607143936, 910715904, 1821431808]

約数ペア:

[(1, 1821431808), (2, 910715904), (3, 607143936), (4, 455357952), (6, 303571968), (7, 260204544), (8, 227678976), (9, 202381312), (12, 151785984), (14, 130102272), (16, 113839488), (18, 101190656), (19, 95864832), (21, 86734848), (24, 75892992), (28, 65051136), (32, 56919744), (36, 50595328), (38, 47932416), (42, 43367424), (48, 37946496), (56, 32525568), (57, 31954944), (63, 28911616), (64, 28459872), (72, 25297664), (76, 23966208), (84, 21683712), (96, 18973248), (112, 16262784), (114, 15977472), (126, 14455808), (128, 14229936), (133, 13694976), (144, 12648832), (152, 11983104), (168, 10841856), (171, 10651648), (192, 9486624), (224, 8131392), (228, 7988736), (252, 7227904), (256, 7114968), (266, 6847488), (288, 6324416), (304, 5991552), (336, 5420928), (342, 5325824), (384, 4743312), (399, 4564992), (448, 4065696), (456, 3994368), (504, 3613952), (512, 3557484), (532, 3423744), (576, 3162208), (608, 2995776), (672, 2710464), (684, 2662912), (743, 2451456), (768, 2371656), (798, 2282496), (896, 2032848), (912, 1997184), (1008, 1806976), (1024, 1778742), (1064, 1711872), (1152, 1581104), (1197, 1521664), (1216, 1497888), (1344, 1355232), (1368, 1331456), (1486, 1225728), (1536, 1185828), (1596, 1141248), (1792, 1016424), (1824, 998592), (2016, 903488), (2048, 889371), (2128, 855936), (2229, 817152), (2304, 790552), (2394, 760832), (2432, 748944), (2688, 677616), (2736, 665728), (2972, 612864), (3072, 592914), (3192, 570624), (3584, 508212), (3648, 499296), (4032, 451744), (4256, 427968), (4458, 408576), (4608, 395276), (4788, 380416), (4864, 374472), (5201, 350208), (5376, 338808), (5472, 332864), (5944, 306432), (6144, 296457), (6384, 285312), (6687, 272384), (7168, 254106), (7296, 249648), (8064, 225872), (8512, 213984), (8916, 204288), (9216, 197638), (9576, 190208), (9728, 187236), (10402, 175104), (10752, 169404), (10944, 166432), (11888, 153216), (12768, 142656), (13374, 136192), (14117, 129024), (14336, 127053), (14592, 124824), (15603, 116736), (16128, 112936), (17024, 106992), (17832, 102144), (18432, 98819), (19152, 95104), (19456, 93618), (20804, 87552), (21504, 84702), (21888, 83216), (23776, 76608), (25536, 71328), (26748, 68096), (28234, 64512), (29184, 62412), (31206, 58368), (32256, 56468), (34048, 53496), (35664, 51072), (38304, 47552), (38912, 46809), (41608, 43776), (42351, 43008)]