21563204688

素因数分解:

$2^4\times 3^2\times {\mathrm{31}}^1\times {\mathrm{1873}}^1\times {\mathrm{2579}}^1$

素因数の和:4497

約数の個数: 120

約数和(自身を含む): 62351128320

約数和(自身を除く): 40787923632

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 36, 48, 62, 72, 93, 124, 144, 186, 248, 279, 372, 496, 558, 744, 1116, 1488, 1873, 2232, 2579, 3746, 4464, 5158, 5619, 7492, 7737, 10316, 11238, 14984, 15474, 16857, 20632, 22476, 23211, 29968, 30948, 33714, 41264, 44952, 46422, 58063, 61896, 67428, 79949, 89904, 92844, 116126, 123792, 134856, 159898, 174189, 185688, 232252, 239847, 269712, 319796, 348378, 371376, 464504, 479694, 522567, 639592, 696756, 719541, 929008, 959388, 1045134, 1279184, 1393512, 1439082, 1918776, 2090268, 2787024, 2878164, 3837552, 4180536, 4830467, 5756328, 8361072, 9660934, 11512656, 14491401, 19321868, 28982802, 38643736, 43474203, 57965604, 77287472, 86948406, 115931208, 149744477, 173896812, 231862416, 299488954, 347793624, 449233431, 598977908, 695587248, 898466862, 1197955816, 1347700293, 1796933724, 2395911632, 2695400586, 3593867448, 5390801172, 7187734896, 10781602344, 21563204688]

約数ペア:

[(1, 21563204688), (2, 10781602344), (3, 7187734896), (4, 5390801172), (6, 3593867448), (8, 2695400586), (9, 2395911632), (12, 1796933724), (16, 1347700293), (18, 1197955816), (24, 898466862), (31, 695587248), (36, 598977908), (48, 449233431), (62, 347793624), (72, 299488954), (93, 231862416), (124, 173896812), (144, 149744477), (186, 115931208), (248, 86948406), (279, 77287472), (372, 57965604), (496, 43474203), (558, 38643736), (744, 28982802), (1116, 19321868), (1488, 14491401), (1873, 11512656), (2232, 9660934), (2579, 8361072), (3746, 5756328), (4464, 4830467), (5158, 4180536), (5619, 3837552), (7492, 2878164), (7737, 2787024), (10316, 2090268), (11238, 1918776), (14984, 1439082), (15474, 1393512), (16857, 1279184), (20632, 1045134), (22476, 959388), (23211, 929008), (29968, 719541), (30948, 696756), (33714, 639592), (41264, 522567), (44952, 479694), (46422, 464504), (58063, 371376), (61896, 348378), (67428, 319796), (79949, 269712), (89904, 239847), (92844, 232252), (116126, 185688), (123792, 174189), (134856, 159898)]