21298021212

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{241}}^1\times {\mathrm{337}}^1$

素因数の和:680

約数の個数: 144

約数和(自身を含む): 55246327136

約数和(自身を除く): 33948305924

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 241, 246, 337, 482, 492, 533, 674, 723, 964, 1011, 1066, 1348, 1446, 1599, 1681, 2022, 2132, 2892, 3133, 3198, 3362, 4044, 4381, 5043, 6266, 6396, 6724, 8762, 9399, 9881, 10086, 12532, 13143, 13817, 17524, 18798, 19762, 20172, 21853, 26286, 27634, 29643, 37596, 39524, 41451, 43706, 52572, 55268, 59286, 65559, 81217, 82902, 87412, 118572, 128453, 131118, 162434, 165804, 179621, 243651, 256906, 262236, 324868, 359242, 385359, 405121, 487302, 513812, 538863, 566497, 718484, 770718, 810242, 974604, 1055821, 1077726, 1132994, 1215363, 1541436, 1620484, 1699491, 2111642, 2155452, 2265988, 2430726, 3167463, 3329897, 3398982, 4223284, 4861452, 5266573, 6334926, 6659794, 6797964, 7364461, 9989691, 10533146, 12669852, 13319588, 14728922, 15799719, 19979382, 21066292, 22093383, 29457844, 31599438, 39958764, 43288661, 44186766, 63198876, 86577322, 88373532, 129865983, 136525777, 173154644, 259731966, 273051554, 409577331, 519463932, 546103108, 819154662, 1638309324, 1774835101, 3549670202, 5324505303, 7099340404, 10649010606, 21298021212]

約数ペア:

[(1, 21298021212), (2, 10649010606), (3, 7099340404), (4, 5324505303), (6, 3549670202), (12, 1774835101), (13, 1638309324), (26, 819154662), (39, 546103108), (41, 519463932), (52, 409577331), (78, 273051554), (82, 259731966), (123, 173154644), (156, 136525777), (164, 129865983), (241, 88373532), (246, 86577322), (337, 63198876), (482, 44186766), (492, 43288661), (533, 39958764), (674, 31599438), (723, 29457844), (964, 22093383), (1011, 21066292), (1066, 19979382), (1348, 15799719), (1446, 14728922), (1599, 13319588), (1681, 12669852), (2022, 10533146), (2132, 9989691), (2892, 7364461), (3133, 6797964), (3198, 6659794), (3362, 6334926), (4044, 5266573), (4381, 4861452), (5043, 4223284), (6266, 3398982), (6396, 3329897), (6724, 3167463), (8762, 2430726), (9399, 2265988), (9881, 2155452), (10086, 2111642), (12532, 1699491), (13143, 1620484), (13817, 1541436), (17524, 1215363), (18798, 1132994), (19762, 1077726), (20172, 1055821), (21853, 974604), (26286, 810242), (27634, 770718), (29643, 718484), (37596, 566497), (39524, 538863), (41451, 513812), (43706, 487302), (52572, 405121), (55268, 385359), (59286, 359242), (65559, 324868), (81217, 262236), (82902, 256906), (87412, 243651), (118572, 179621), (128453, 165804), (131118, 162434)]