21262879968008

素因数分解:

$2^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^2\times {\mathrm{1837103}}^1$

素因数の和:1837299

約数の個数: 96

約数和(自身を含む): 47341288270080

約数和(自身を除く): 26078408302072

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 56, 71, 82, 142, 164, 284, 287, 328, 497, 568, 574, 994, 1148, 1988, 2296, 2911, 3976, 5041, 5822, 10082, 11644, 20164, 20377, 23288, 35287, 40328, 40754, 70574, 81508, 141148, 163016, 206681, 282296, 413362, 826724, 1446767, 1653448, 1837103, 2893534, 3674206, 5787068, 7348412, 11574136, 12859721, 14696824, 25719442, 51438884, 75321223, 102877768, 130434313, 150642446, 260868626, 301284892, 521737252, 527248561, 602569784, 913040191, 1043474504, 1054497122, 1826080382, 2108994244, 3652160764, 4217988488, 5347806833, 7304321528, 9260836223, 10695613666, 18521672446, 21391227332, 37043344892, 37434647831, 42782454664, 64825853561, 74086689784, 74869295662, 129651707122, 149738591324, 259303414244, 299477182648, 379694285143, 518606828488, 759388570286, 1518777140572, 2657859996001, 3037554281144, 5315719992002, 10631439984004, 21262879968008]

約数ペア:

[(1, 21262879968008), (2, 10631439984004), (4, 5315719992002), (7, 3037554281144), (8, 2657859996001), (14, 1518777140572), (28, 759388570286), (41, 518606828488), (56, 379694285143), (71, 299477182648), (82, 259303414244), (142, 149738591324), (164, 129651707122), (284, 74869295662), (287, 74086689784), (328, 64825853561), (497, 42782454664), (568, 37434647831), (574, 37043344892), (994, 21391227332), (1148, 18521672446), (1988, 10695613666), (2296, 9260836223), (2911, 7304321528), (3976, 5347806833), (5041, 4217988488), (5822, 3652160764), (10082, 2108994244), (11644, 1826080382), (20164, 1054497122), (20377, 1043474504), (23288, 913040191), (35287, 602569784), (40328, 527248561), (40754, 521737252), (70574, 301284892), (81508, 260868626), (141148, 150642446), (163016, 130434313), (206681, 102877768), (282296, 75321223), (413362, 51438884), (826724, 25719442), (1446767, 14696824), (1653448, 12859721), (1837103, 11574136), (2893534, 7348412), (3674206, 5787068)]