21995688

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:92

約数の個数: 192

約数和(自身を含む): 71150400

約数和(自身を除く): 49154712

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 17, 22, 24, 26, 29, 33, 34, 39, 44, 51, 52, 58, 66, 68, 78, 87, 88, 102, 104, 116, 132, 136, 143, 156, 169, 174, 187, 204, 221, 232, 264, 286, 312, 319, 338, 348, 374, 377, 408, 429, 442, 493, 507, 561, 572, 638, 663, 676, 696, 748, 754, 858, 884, 957, 986, 1014, 1122, 1131, 1144, 1276, 1326, 1352, 1479, 1496, 1508, 1716, 1768, 1859, 1914, 1972, 2028, 2244, 2262, 2431, 2552, 2652, 2873, 2958, 3016, 3432, 3718, 3828, 3944, 4056, 4147, 4488, 4524, 4862, 4901, 5304, 5423, 5577, 5746, 5916, 6409, 7293, 7436, 7656, 8294, 8619, 9048, 9724, 9802, 10846, 11154, 11492, 11832, 12441, 12818, 14586, 14703, 14872, 16269, 16588, 17238, 19227, 19448, 19604, 21692, 22308, 22984, 24882, 25636, 29172, 29406, 31603, 32538, 33176, 34476, 38454, 39208, 43384, 44616, 49764, 51272, 53911, 58344, 58812, 63206, 65076, 68952, 70499, 76908, 83317, 94809, 99528, 107822, 117624, 126412, 130152, 140998, 153816, 161733, 166634, 189618, 211497, 215644, 249951, 252824, 281996, 323466, 333268, 379236, 422994, 431288, 499902, 563992, 646932, 666536, 758472, 845988, 916487, 999804, 1293864, 1691976, 1832974, 1999608, 2749461, 3665948, 5498922, 7331896, 10997844, 21995688]

約数ペア:

[(1, 21995688), (2, 10997844), (3, 7331896), (4, 5498922), (6, 3665948), (8, 2749461), (11, 1999608), (12, 1832974), (13, 1691976), (17, 1293864), (22, 999804), (24, 916487), (26, 845988), (29, 758472), (33, 666536), (34, 646932), (39, 563992), (44, 499902), (51, 431288), (52, 422994), (58, 379236), (66, 333268), (68, 323466), (78, 281996), (87, 252824), (88, 249951), (102, 215644), (104, 211497), (116, 189618), (132, 166634), (136, 161733), (143, 153816), (156, 140998), (169, 130152), (174, 126412), (187, 117624), (204, 107822), (221, 99528), (232, 94809), (264, 83317), (286, 76908), (312, 70499), (319, 68952), (338, 65076), (348, 63206), (374, 58812), (377, 58344), (408, 53911), (429, 51272), (442, 49764), (493, 44616), (507, 43384), (561, 39208), (572, 38454), (638, 34476), (663, 33176), (676, 32538), (696, 31603), (748, 29406), (754, 29172), (858, 25636), (884, 24882), (957, 22984), (986, 22308), (1014, 21692), (1122, 19604), (1131, 19448), (1144, 19227), (1276, 17238), (1326, 16588), (1352, 16269), (1479, 14872), (1496, 14703), (1508, 14586), (1716, 12818), (1768, 12441), (1859, 11832), (1914, 11492), (1972, 11154), (2028, 10846), (2244, 9802), (2262, 9724), (2431, 9048), (2552, 8619), (2652, 8294), (2873, 7656), (2958, 7436), (3016, 7293), (3432, 6409), (3718, 5916), (3828, 5746), (3944, 5577), (4056, 5423), (4147, 5304), (4488, 4901), (4524, 4862)]