21746868

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1$

素因数の和:102

約数の個数: 192

約数和(自身を含む): 67737600

約数和(自身を除く): 45990732

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 19, 22, 23, 26, 29, 33, 38, 39, 44, 46, 52, 57, 58, 66, 69, 76, 78, 87, 92, 114, 116, 132, 138, 143, 156, 174, 209, 228, 247, 253, 276, 286, 299, 319, 348, 377, 418, 429, 437, 494, 506, 551, 572, 598, 627, 638, 667, 741, 754, 759, 836, 858, 874, 897, 957, 988, 1012, 1102, 1131, 1196, 1254, 1276, 1311, 1334, 1482, 1508, 1518, 1653, 1716, 1748, 1794, 1914, 2001, 2204, 2262, 2508, 2622, 2668, 2717, 2964, 3036, 3289, 3306, 3588, 3828, 4002, 4147, 4524, 4807, 5244, 5434, 5681, 6061, 6578, 6612, 7163, 7337, 8004, 8151, 8294, 8671, 9614, 9867, 10868, 11362, 12122, 12441, 12673, 13156, 14326, 14421, 14674, 16302, 16588, 17043, 17342, 18183, 19228, 19734, 21489, 22011, 22724, 24244, 24882, 25346, 26013, 28652, 28842, 29348, 32604, 34086, 34684, 36366, 38019, 39468, 42978, 44022, 49764, 50692, 52026, 57684, 62491, 68172, 72732, 76038, 78793, 85956, 88044, 95381, 104052, 124982, 139403, 152076, 157586, 164749, 187473, 190762, 236379, 249964, 278806, 286143, 315172, 329498, 374946, 381524, 418209, 472758, 494247, 557612, 572286, 658996, 749892, 836418, 945516, 988494, 1144572, 1672836, 1812239, 1976988, 3624478, 5436717, 7248956, 10873434, 21746868]

約数ペア:

[(1, 21746868), (2, 10873434), (3, 7248956), (4, 5436717), (6, 3624478), (11, 1976988), (12, 1812239), (13, 1672836), (19, 1144572), (22, 988494), (23, 945516), (26, 836418), (29, 749892), (33, 658996), (38, 572286), (39, 557612), (44, 494247), (46, 472758), (52, 418209), (57, 381524), (58, 374946), (66, 329498), (69, 315172), (76, 286143), (78, 278806), (87, 249964), (92, 236379), (114, 190762), (116, 187473), (132, 164749), (138, 157586), (143, 152076), (156, 139403), (174, 124982), (209, 104052), (228, 95381), (247, 88044), (253, 85956), (276, 78793), (286, 76038), (299, 72732), (319, 68172), (348, 62491), (377, 57684), (418, 52026), (429, 50692), (437, 49764), (494, 44022), (506, 42978), (551, 39468), (572, 38019), (598, 36366), (627, 34684), (638, 34086), (667, 32604), (741, 29348), (754, 28842), (759, 28652), (836, 26013), (858, 25346), (874, 24882), (897, 24244), (957, 22724), (988, 22011), (1012, 21489), (1102, 19734), (1131, 19228), (1196, 18183), (1254, 17342), (1276, 17043), (1311, 16588), (1334, 16302), (1482, 14674), (1508, 14421), (1518, 14326), (1653, 13156), (1716, 12673), (1748, 12441), (1794, 12122), (1914, 11362), (2001, 10868), (2204, 9867), (2262, 9614), (2508, 8671), (2622, 8294), (2668, 8151), (2717, 8004), (2964, 7337), (3036, 7163), (3289, 6612), (3306, 6578), (3588, 6061), (3828, 5681), (4002, 5434), (4147, 5244), (4524, 4807)]