21968242128

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{83}}^1\times {\mathrm{37511}}^1$

素因数の和:37622

約数の個数: 180

約数和(自身を含む): 72381804768

約数和(自身を除く): 50413562640

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 83, 84, 98, 112, 126, 144, 147, 166, 168, 196, 249, 252, 294, 332, 336, 392, 441, 498, 504, 581, 588, 664, 747, 784, 882, 996, 1008, 1162, 1176, 1328, 1494, 1743, 1764, 1992, 2324, 2352, 2988, 3486, 3528, 3984, 4067, 4648, 5229, 5976, 6972, 7056, 8134, 9296, 10458, 11952, 12201, 13944, 16268, 20916, 24402, 27888, 32536, 36603, 37511, 41832, 48804, 65072, 73206, 75022, 83664, 97608, 112533, 146412, 150044, 195216, 225066, 262577, 292824, 300088, 337599, 450132, 525154, 585648, 600176, 675198, 787731, 900264, 1050308, 1350396, 1575462, 1800528, 1838039, 2100616, 2363193, 2700792, 3113413, 3150924, 3676078, 4201232, 4726386, 5401584, 5514117, 6226826, 6301848, 7352156, 9340239, 9452772, 11028234, 12453652, 12603696, 14704312, 16542351, 18680478, 18905544, 21793891, 22056468, 24907304, 28020717, 29408624, 33084702, 37360956, 37811088, 43587782, 44112936, 49814608, 56041434, 65381673, 66169404, 74721912, 87175564, 88225872, 112082868, 130763346, 132338808, 149443824, 152557237, 174351128, 196145019, 224165736, 261526692, 264677616, 305114474, 348702256, 392290038, 448331472, 457671711, 523053384, 610228948, 784580076, 915343422, 1046106768, 1220457896, 1373015133, 1569160152, 1830686844, 2440915792, 2746030266, 3138320304, 3661373688, 5492060532, 7322747376, 10984121064, 21968242128]

約数ペア:

[(1, 21968242128), (2, 10984121064), (3, 7322747376), (4, 5492060532), (6, 3661373688), (7, 3138320304), (8, 2746030266), (9, 2440915792), (12, 1830686844), (14, 1569160152), (16, 1373015133), (18, 1220457896), (21, 1046106768), (24, 915343422), (28, 784580076), (36, 610228948), (42, 523053384), (48, 457671711), (49, 448331472), (56, 392290038), (63, 348702256), (72, 305114474), (83, 264677616), (84, 261526692), (98, 224165736), (112, 196145019), (126, 174351128), (144, 152557237), (147, 149443824), (166, 132338808), (168, 130763346), (196, 112082868), (249, 88225872), (252, 87175564), (294, 74721912), (332, 66169404), (336, 65381673), (392, 56041434), (441, 49814608), (498, 44112936), (504, 43587782), (581, 37811088), (588, 37360956), (664, 33084702), (747, 29408624), (784, 28020717), (882, 24907304), (996, 22056468), (1008, 21793891), (1162, 18905544), (1176, 18680478), (1328, 16542351), (1494, 14704312), (1743, 12603696), (1764, 12453652), (1992, 11028234), (2324, 9452772), (2352, 9340239), (2988, 7352156), (3486, 6301848), (3528, 6226826), (3984, 5514117), (4067, 5401584), (4648, 4726386), (5229, 4201232), (5976, 3676078), (6972, 3150924), (7056, 3113413), (8134, 2700792), (9296, 2363193), (10458, 2100616), (11952, 1838039), (12201, 1800528), (13944, 1575462), (16268, 1350396), (20916, 1050308), (24402, 900264), (27888, 787731), (32536, 675198), (36603, 600176), (37511, 585648), (41832, 525154), (48804, 450132), (65072, 337599), (73206, 300088), (75022, 292824), (83664, 262577), (97608, 225066), (112533, 195216), (146412, 150044)]