21040344

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 64512000

約数和(自身を除く): 43471656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 59, 72, 78, 104, 108, 117, 118, 127, 156, 177, 216, 234, 236, 254, 312, 351, 354, 381, 468, 472, 508, 531, 702, 708, 762, 767, 936, 1016, 1062, 1143, 1404, 1416, 1524, 1534, 1593, 1651, 2124, 2286, 2301, 2808, 3048, 3068, 3186, 3302, 3429, 4248, 4572, 4602, 4953, 6136, 6372, 6604, 6858, 6903, 7493, 9144, 9204, 9906, 12744, 13208, 13716, 13806, 14859, 14986, 18408, 19812, 20709, 22479, 27432, 27612, 29718, 29972, 39624, 41418, 44577, 44958, 55224, 59436, 59944, 67437, 82836, 89154, 89916, 97409, 118872, 134874, 165672, 178308, 179832, 194818, 202311, 269748, 292227, 356616, 389636, 404622, 539496, 584454, 779272, 809244, 876681, 1168908, 1618488, 1753362, 2337816, 2630043, 3506724, 5260086, 7013448, 10520172, 21040344]

約数ペア:

[(1, 21040344), (2, 10520172), (3, 7013448), (4, 5260086), (6, 3506724), (8, 2630043), (9, 2337816), (12, 1753362), (13, 1618488), (18, 1168908), (24, 876681), (26, 809244), (27, 779272), (36, 584454), (39, 539496), (52, 404622), (54, 389636), (59, 356616), (72, 292227), (78, 269748), (104, 202311), (108, 194818), (117, 179832), (118, 178308), (127, 165672), (156, 134874), (177, 118872), (216, 97409), (234, 89916), (236, 89154), (254, 82836), (312, 67437), (351, 59944), (354, 59436), (381, 55224), (468, 44958), (472, 44577), (508, 41418), (531, 39624), (702, 29972), (708, 29718), (762, 27612), (767, 27432), (936, 22479), (1016, 20709), (1062, 19812), (1143, 18408), (1404, 14986), (1416, 14859), (1524, 13806), (1534, 13716), (1593, 13208), (1651, 12744), (2124, 9906), (2286, 9204), (2301, 9144), (2808, 7493), (3048, 6903), (3068, 6858), (3186, 6604), (3302, 6372), (3429, 6136), (4248, 4953), (4572, 4602)]