21804551808

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{6793}}^1$

素因数の和:7466

約数の個数: 128

約数和(自身を含む): 62479798080

約数和(自身を除く): 40675246272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 312, 384, 416, 624, 643, 832, 1248, 1286, 1664, 1929, 2496, 2572, 3858, 4992, 5144, 6793, 7716, 8359, 10288, 13586, 15432, 16718, 20379, 20576, 25077, 27172, 30864, 33436, 40758, 41152, 50154, 54344, 61728, 66872, 81516, 82304, 88309, 100308, 108688, 123456, 133744, 163032, 176618, 200616, 217376, 246912, 264927, 267488, 326064, 353236, 401232, 434752, 529854, 534976, 652128, 706472, 802464, 869504, 1059708, 1069952, 1304256, 1412944, 1604928, 2119416, 2608512, 2825888, 3209856, 4238832, 4367899, 5651776, 8477664, 8735798, 11303552, 13103697, 16955328, 17471596, 26207394, 33910656, 34943192, 52414788, 56782687, 69886384, 104829576, 113565374, 139772768, 170348061, 209659152, 227130748, 279545536, 340696122, 419318304, 454261496, 559091072, 681392244, 838636608, 908522992, 1362784488, 1677273216, 1817045984, 2725568976, 3634091968, 5451137952, 7268183936, 10902275904, 21804551808]

約数ペア:

[(1, 21804551808), (2, 10902275904), (3, 7268183936), (4, 5451137952), (6, 3634091968), (8, 2725568976), (12, 1817045984), (13, 1677273216), (16, 1362784488), (24, 908522992), (26, 838636608), (32, 681392244), (39, 559091072), (48, 454261496), (52, 419318304), (64, 340696122), (78, 279545536), (96, 227130748), (104, 209659152), (128, 170348061), (156, 139772768), (192, 113565374), (208, 104829576), (312, 69886384), (384, 56782687), (416, 52414788), (624, 34943192), (643, 33910656), (832, 26207394), (1248, 17471596), (1286, 16955328), (1664, 13103697), (1929, 11303552), (2496, 8735798), (2572, 8477664), (3858, 5651776), (4992, 4367899), (5144, 4238832), (6793, 3209856), (7716, 2825888), (8359, 2608512), (10288, 2119416), (13586, 1604928), (15432, 1412944), (16718, 1304256), (20379, 1069952), (20576, 1059708), (25077, 869504), (27172, 802464), (30864, 706472), (33436, 652128), (40758, 534976), (41152, 529854), (50154, 434752), (54344, 401232), (61728, 353236), (66872, 326064), (81516, 267488), (82304, 264927), (88309, 246912), (100308, 217376), (108688, 200616), (123456, 176618), (133744, 163032)]