21371064

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{479}}^1$

素因数の和:525

約数の個数: 96

約数和(自身を含む): 63244800

約数和(自身を除く): 41873736

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 169, 264, 286, 312, 338, 429, 479, 507, 572, 676, 858, 958, 1014, 1144, 1352, 1437, 1716, 1859, 1916, 2028, 2874, 3432, 3718, 3832, 4056, 5269, 5577, 5748, 6227, 7436, 10538, 11154, 11496, 12454, 14872, 15807, 18681, 21076, 22308, 24908, 31614, 37362, 42152, 44616, 49816, 63228, 68497, 74724, 80951, 126456, 136994, 149448, 161902, 205491, 242853, 273988, 323804, 410982, 485706, 547976, 647608, 821964, 890461, 971412, 1643928, 1780922, 1942824, 2671383, 3561844, 5342766, 7123688, 10685532, 21371064]

約数ペア:

[(1, 21371064), (2, 10685532), (3, 7123688), (4, 5342766), (6, 3561844), (8, 2671383), (11, 1942824), (12, 1780922), (13, 1643928), (22, 971412), (24, 890461), (26, 821964), (33, 647608), (39, 547976), (44, 485706), (52, 410982), (66, 323804), (78, 273988), (88, 242853), (104, 205491), (132, 161902), (143, 149448), (156, 136994), (169, 126456), (264, 80951), (286, 74724), (312, 68497), (338, 63228), (429, 49816), (479, 44616), (507, 42152), (572, 37362), (676, 31614), (858, 24908), (958, 22308), (1014, 21076), (1144, 18681), (1352, 15807), (1437, 14872), (1716, 12454), (1859, 11496), (1916, 11154), (2028, 10538), (2874, 7436), (3432, 6227), (3718, 5748), (3832, 5577), (4056, 5269)]