21014721035

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{54583691}}^1$

素因数の和:54583714

約数の個数: 16

約数和(自身を含む): 31440206592

約数和(自身を除く): 10425485557

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 54583691, 272918455, 382085837, 600420601, 1910429185, 3002103005, 4202944207, 21014721035]

約数ペア:

[(1, 21014721035), (5, 4202944207), (7, 3002103005), (11, 1910429185), (35, 600420601), (55, 382085837), (77, 272918455), (385, 54583691)]