21873654

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^4\times {\mathrm{83}}^1$

素因数の和:135

約数の個数: 60

約数和(自身を含む): 52759980

約数和(自身を除く): 30886326

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 83, 99, 121, 166, 198, 242, 249, 363, 498, 726, 747, 913, 1089, 1331, 1494, 1826, 2178, 2662, 2739, 3993, 5478, 7986, 8217, 10043, 11979, 14641, 16434, 20086, 23958, 29282, 30129, 43923, 60258, 87846, 90387, 110473, 131769, 180774, 220946, 263538, 331419, 662838, 994257, 1215203, 1988514, 2430406, 3645609, 7291218, 10936827, 21873654]

約数ペア:

[(1, 21873654), (2, 10936827), (3, 7291218), (6, 3645609), (9, 2430406), (11, 1988514), (18, 1215203), (22, 994257), (33, 662838), (66, 331419), (83, 263538), (99, 220946), (121, 180774), (166, 131769), (198, 110473), (242, 90387), (249, 87846), (363, 60258), (498, 43923), (726, 30129), (747, 29282), (913, 23958), (1089, 20086), (1331, 16434), (1494, 14641), (1826, 11979), (2178, 10043), (2662, 8217), (2739, 7986), (3993, 5478)]