21167383041

素因数分解:

$3^2\times 7^3\times {\mathrm{199}}^1\times {\mathrm{34457}}^1$

素因数の和:34683

約数の個数: 48

約数和(自身を含む): 35836320000

約数和(自身を除く): 14668936959

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 199, 343, 441, 597, 1029, 1393, 1791, 3087, 4179, 9751, 12537, 29253, 34457, 68257, 87759, 103371, 204771, 241199, 310113, 614313, 723597, 1688393, 2170791, 5065179, 6856943, 11818751, 15195537, 20570829, 35456253, 47998601, 61712487, 106368759, 143995803, 335990207, 431987409, 1007970621, 2351931449, 3023911863, 7055794347, 21167383041]

約数ペア:

[(1, 21167383041), (3, 7055794347), (7, 3023911863), (9, 2351931449), (21, 1007970621), (49, 431987409), (63, 335990207), (147, 143995803), (199, 106368759), (343, 61712487), (441, 47998601), (597, 35456253), (1029, 20570829), (1393, 15195537), (1791, 11818751), (3087, 6856943), (4179, 5065179), (9751, 2170791), (12537, 1688393), (29253, 723597), (34457, 614313), (68257, 310113), (87759, 241199), (103371, 204771)]