21124818

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{283}}^1$

素因数の和:344

約数の個数: 96

約数和(自身を含む): 55823040

約数和(自身を除く): 34698222

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 29, 33, 39, 58, 66, 78, 87, 99, 117, 143, 174, 198, 234, 261, 283, 286, 319, 377, 429, 522, 566, 638, 754, 849, 858, 957, 1131, 1287, 1698, 1914, 2262, 2547, 2574, 2871, 3113, 3393, 3679, 4147, 5094, 5742, 6226, 6786, 7358, 8207, 8294, 9339, 11037, 12441, 16414, 18678, 22074, 24621, 24882, 28017, 33111, 37323, 40469, 49242, 56034, 66222, 73863, 74646, 80938, 90277, 106691, 121407, 147726, 180554, 213382, 242814, 270831, 320073, 364221, 541662, 640146, 728442, 812493, 960219, 1173601, 1624986, 1920438, 2347202, 3520803, 7041606, 10562409, 21124818]

約数ペア:

[(1, 21124818), (2, 10562409), (3, 7041606), (6, 3520803), (9, 2347202), (11, 1920438), (13, 1624986), (18, 1173601), (22, 960219), (26, 812493), (29, 728442), (33, 640146), (39, 541662), (58, 364221), (66, 320073), (78, 270831), (87, 242814), (99, 213382), (117, 180554), (143, 147726), (174, 121407), (198, 106691), (234, 90277), (261, 80938), (283, 74646), (286, 73863), (319, 66222), (377, 56034), (429, 49242), (522, 40469), (566, 37323), (638, 33111), (754, 28017), (849, 24882), (858, 24621), (957, 22074), (1131, 18678), (1287, 16414), (1698, 12441), (1914, 11037), (2262, 9339), (2547, 8294), (2574, 8207), (2871, 7358), (3113, 6786), (3393, 6226), (3679, 5742), (4147, 5094)]