21707638596

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{179}}^1\times {\mathrm{3187}}^1$

素因数の和:3534

約数の個数: 144

約数和(自身を含む): 63498839040

約数和(自身を除く): 41791200444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 151, 179, 252, 302, 358, 453, 537, 604, 716, 906, 1057, 1074, 1253, 1359, 1611, 1812, 2114, 2148, 2506, 2718, 3171, 3187, 3222, 3759, 4228, 5012, 5436, 6342, 6374, 6444, 7518, 9513, 9561, 11277, 12684, 12748, 15036, 19026, 19122, 22309, 22554, 27029, 28683, 38052, 38244, 44618, 45108, 54058, 57366, 66927, 81087, 89236, 108116, 114732, 133854, 162174, 189203, 200781, 243261, 267708, 324348, 378406, 401562, 481237, 486522, 567609, 570473, 756812, 803124, 962474, 973044, 1135218, 1140946, 1443711, 1702827, 1711419, 1924948, 2270436, 2281892, 2887422, 3368659, 3405654, 3422838, 3993311, 4331133, 5134257, 5774844, 6737318, 6811308, 6845676, 7986622, 8662266, 10105977, 10268514, 11979933, 13474636, 15973244, 17324532, 20211954, 20537028, 23959866, 30317931, 35939799, 40423908, 47919732, 60635862, 71879598, 86141423, 121271724, 143759196, 172282846, 258424269, 344565692, 516848538, 602989961, 775272807, 1033697076, 1205979922, 1550545614, 1808969883, 2411959844, 3101091228, 3617939766, 5426909649, 7235879532, 10853819298, 21707638596]

約数ペア:

[(1, 21707638596), (2, 10853819298), (3, 7235879532), (4, 5426909649), (6, 3617939766), (7, 3101091228), (9, 2411959844), (12, 1808969883), (14, 1550545614), (18, 1205979922), (21, 1033697076), (28, 775272807), (36, 602989961), (42, 516848538), (63, 344565692), (84, 258424269), (126, 172282846), (151, 143759196), (179, 121271724), (252, 86141423), (302, 71879598), (358, 60635862), (453, 47919732), (537, 40423908), (604, 35939799), (716, 30317931), (906, 23959866), (1057, 20537028), (1074, 20211954), (1253, 17324532), (1359, 15973244), (1611, 13474636), (1812, 11979933), (2114, 10268514), (2148, 10105977), (2506, 8662266), (2718, 7986622), (3171, 6845676), (3187, 6811308), (3222, 6737318), (3759, 5774844), (4228, 5134257), (5012, 4331133), (5436, 3993311), (6342, 3422838), (6374, 3405654), (6444, 3368659), (7518, 2887422), (9513, 2281892), (9561, 2270436), (11277, 1924948), (12684, 1711419), (12748, 1702827), (15036, 1443711), (19026, 1140946), (19122, 1135218), (22309, 973044), (22554, 962474), (27029, 803124), (28683, 756812), (38052, 570473), (38244, 567609), (44618, 486522), (45108, 481237), (54058, 401562), (57366, 378406), (66927, 324348), (81087, 267708), (89236, 243261), (108116, 200781), (114732, 189203), (133854, 162174)]