21354102

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 144

約数和(自身を含む): 61461504

約数和(自身を除く): 40107402

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 31, 33, 42, 49, 62, 63, 66, 71, 77, 93, 98, 99, 126, 142, 147, 154, 186, 198, 213, 217, 231, 279, 294, 341, 426, 434, 441, 462, 497, 539, 558, 639, 651, 682, 693, 781, 882, 994, 1023, 1078, 1278, 1302, 1386, 1491, 1519, 1562, 1617, 1953, 2046, 2201, 2343, 2387, 2982, 3038, 3069, 3234, 3479, 3906, 4402, 4473, 4557, 4686, 4774, 4851, 5467, 6138, 6603, 6958, 7029, 7161, 8946, 9114, 9702, 10437, 10934, 13206, 13671, 14058, 14322, 15407, 16401, 16709, 19809, 20874, 21483, 24211, 27342, 30814, 31311, 32802, 33418, 38269, 39618, 42966, 46221, 48422, 49203, 50127, 62622, 72633, 76538, 92442, 98406, 100254, 107849, 114807, 138663, 145266, 150381, 169477, 215698, 217899, 229614, 277326, 300762, 323547, 338954, 344421, 435798, 508431, 647094, 688842, 970641, 1016862, 1186339, 1525293, 1941282, 2372678, 3050586, 3559017, 7118034, 10677051, 21354102]

約数ペア:

[(1, 21354102), (2, 10677051), (3, 7118034), (6, 3559017), (7, 3050586), (9, 2372678), (11, 1941282), (14, 1525293), (18, 1186339), (21, 1016862), (22, 970641), (31, 688842), (33, 647094), (42, 508431), (49, 435798), (62, 344421), (63, 338954), (66, 323547), (71, 300762), (77, 277326), (93, 229614), (98, 217899), (99, 215698), (126, 169477), (142, 150381), (147, 145266), (154, 138663), (186, 114807), (198, 107849), (213, 100254), (217, 98406), (231, 92442), (279, 76538), (294, 72633), (341, 62622), (426, 50127), (434, 49203), (441, 48422), (462, 46221), (497, 42966), (539, 39618), (558, 38269), (639, 33418), (651, 32802), (682, 31311), (693, 30814), (781, 27342), (882, 24211), (994, 21483), (1023, 20874), (1078, 19809), (1278, 16709), (1302, 16401), (1386, 15407), (1491, 14322), (1519, 14058), (1562, 13671), (1617, 13206), (1953, 10934), (2046, 10437), (2201, 9702), (2343, 9114), (2387, 8946), (2982, 7161), (3038, 7029), (3069, 6958), (3234, 6603), (3479, 6138), (3906, 5467), (4402, 4851), (4473, 4774), (4557, 4686)]