21085915691260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{883}}^1\times {\mathrm{7829}}^1\times {\mathrm{21787}}^1$

素因数の和:30515

約数の個数: 96

約数和(自身を含む): 50672306280960

約数和(自身を除く): 29586390589700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 883, 1766, 3532, 4415, 6181, 7829, 8830, 12362, 15658, 17660, 21787, 24724, 30905, 31316, 39145, 43574, 54803, 61810, 78290, 87148, 108935, 109606, 123620, 152509, 156580, 217870, 219212, 274015, 305018, 435740, 548030, 610036, 762545, 1096060, 1525090, 3050180, 6913007, 13826014, 19237921, 27652028, 34565035, 38475842, 48391049, 69130070, 76951684, 96189605, 96782098, 134665447, 138260140, 170570423, 192379210, 193564196, 241955245, 269330894, 341140846, 384758420, 483910490, 538661788, 673327235, 682281692, 852852115, 967820980, 1193992961, 1346654470, 1705704230, 2387985922, 2693308940, 3411408460, 4775971844, 5969964805, 11939929610, 23879859220, 150613683509, 301227367018, 602454734036, 753068417545, 1054295784563, 1506136835090, 2108591569126, 3012273670180, 4217183138252, 5271478922815, 10542957845630, 21085915691260]

約数ペア:

[(1, 21085915691260), (2, 10542957845630), (4, 5271478922815), (5, 4217183138252), (7, 3012273670180), (10, 2108591569126), (14, 1506136835090), (20, 1054295784563), (28, 753068417545), (35, 602454734036), (70, 301227367018), (140, 150613683509), (883, 23879859220), (1766, 11939929610), (3532, 5969964805), (4415, 4775971844), (6181, 3411408460), (7829, 2693308940), (8830, 2387985922), (12362, 1705704230), (15658, 1346654470), (17660, 1193992961), (21787, 967820980), (24724, 852852115), (30905, 682281692), (31316, 673327235), (39145, 538661788), (43574, 483910490), (54803, 384758420), (61810, 341140846), (78290, 269330894), (87148, 241955245), (108935, 193564196), (109606, 192379210), (123620, 170570423), (152509, 138260140), (156580, 134665447), (217870, 96782098), (219212, 96189605), (274015, 76951684), (305018, 69130070), (435740, 48391049), (548030, 38475842), (610036, 34565035), (762545, 27652028), (1096060, 19237921), (1525090, 13826014), (3050180, 6913007)]