21809088

素因数分解:

$2^6\times 3^4\times 7^1\times {\mathrm{601}}^1$

素因数の和:632

約数の個数: 140

約数和(自身を含む): 74007472

約数和(自身を除く): 52198384

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 81, 84, 96, 108, 112, 126, 144, 162, 168, 189, 192, 216, 224, 252, 288, 324, 336, 378, 432, 448, 504, 567, 576, 601, 648, 672, 756, 864, 1008, 1134, 1202, 1296, 1344, 1512, 1728, 1803, 2016, 2268, 2404, 2592, 3024, 3606, 4032, 4207, 4536, 4808, 5184, 5409, 6048, 7212, 8414, 9072, 9616, 10818, 12096, 12621, 14424, 16227, 16828, 18144, 19232, 21636, 25242, 28848, 32454, 33656, 36288, 37863, 38464, 43272, 48681, 50484, 57696, 64908, 67312, 75726, 86544, 97362, 100968, 113589, 115392, 129816, 134624, 151452, 173088, 194724, 201936, 227178, 259632, 269248, 302904, 340767, 346176, 389448, 403872, 454356, 519264, 605808, 681534, 778896, 807744, 908712, 1038528, 1211616, 1363068, 1557792, 1817424, 2423232, 2726136, 3115584, 3634848, 5452272, 7269696, 10904544, 21809088]

約数ペア:

[(1, 21809088), (2, 10904544), (3, 7269696), (4, 5452272), (6, 3634848), (7, 3115584), (8, 2726136), (9, 2423232), (12, 1817424), (14, 1557792), (16, 1363068), (18, 1211616), (21, 1038528), (24, 908712), (27, 807744), (28, 778896), (32, 681534), (36, 605808), (42, 519264), (48, 454356), (54, 403872), (56, 389448), (63, 346176), (64, 340767), (72, 302904), (81, 269248), (84, 259632), (96, 227178), (108, 201936), (112, 194724), (126, 173088), (144, 151452), (162, 134624), (168, 129816), (189, 115392), (192, 113589), (216, 100968), (224, 97362), (252, 86544), (288, 75726), (324, 67312), (336, 64908), (378, 57696), (432, 50484), (448, 48681), (504, 43272), (567, 38464), (576, 37863), (601, 36288), (648, 33656), (672, 32454), (756, 28848), (864, 25242), (1008, 21636), (1134, 19232), (1202, 18144), (1296, 16828), (1344, 16227), (1512, 14424), (1728, 12621), (1803, 12096), (2016, 10818), (2268, 9616), (2404, 9072), (2592, 8414), (3024, 7212), (3606, 6048), (4032, 5409), (4207, 5184), (4536, 4808)]