21033792

素因数分解:

$2^6\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^2$

素因数の和:137

約数の個数: 126

約数和(自身を含む): 66175382

約数和(自身を除く): 45141590

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 53, 64, 72, 78, 96, 104, 106, 117, 144, 156, 159, 192, 208, 212, 234, 288, 312, 318, 416, 424, 468, 477, 576, 624, 636, 689, 832, 848, 936, 954, 1248, 1272, 1378, 1696, 1872, 1908, 2067, 2496, 2544, 2756, 2809, 3392, 3744, 3816, 4134, 5088, 5512, 5618, 6201, 7488, 7632, 8268, 8427, 10176, 11024, 11236, 12402, 15264, 16536, 16854, 22048, 22472, 24804, 25281, 30528, 33072, 33708, 36517, 44096, 44944, 49608, 50562, 66144, 67416, 73034, 89888, 99216, 101124, 109551, 132288, 134832, 146068, 179776, 198432, 202248, 219102, 269664, 292136, 328653, 396864, 404496, 438204, 539328, 584272, 657306, 808992, 876408, 1168544, 1314612, 1617984, 1752816, 2337088, 2629224, 3505632, 5258448, 7011264, 10516896, 21033792]

約数ペア:

[(1, 21033792), (2, 10516896), (3, 7011264), (4, 5258448), (6, 3505632), (8, 2629224), (9, 2337088), (12, 1752816), (13, 1617984), (16, 1314612), (18, 1168544), (24, 876408), (26, 808992), (32, 657306), (36, 584272), (39, 539328), (48, 438204), (52, 404496), (53, 396864), (64, 328653), (72, 292136), (78, 269664), (96, 219102), (104, 202248), (106, 198432), (117, 179776), (144, 146068), (156, 134832), (159, 132288), (192, 109551), (208, 101124), (212, 99216), (234, 89888), (288, 73034), (312, 67416), (318, 66144), (416, 50562), (424, 49608), (468, 44944), (477, 44096), (576, 36517), (624, 33708), (636, 33072), (689, 30528), (832, 25281), (848, 24804), (936, 22472), (954, 22048), (1248, 16854), (1272, 16536), (1378, 15264), (1696, 12402), (1872, 11236), (1908, 11024), (2067, 10176), (2496, 8427), (2544, 8268), (2756, 7632), (2809, 7488), (3392, 6201), (3744, 5618), (3816, 5512), (4134, 5088)]