21707070868

素因数分解:

$2^2\times 7^1\times {\mathrm{42131}}^1\times {\mathrm{18401}}^1$

素因数の和:60543

約数の個数: 24

約数和(自身を含む): 43417531584

約数和(自身を除く): 21710460716

約数列:

[1, 2, 4, 7, 14, 28, 18401, 36802, 42131, 73604, 84262, 128807, 168524, 257614, 294917, 515228, 589834, 1179668, 775252531, 1550505062, 3101010124, 5426767717, 10853535434, 21707070868]

約数ペア:

[(1, 21707070868), (2, 10853535434), (4, 5426767717), (7, 3101010124), (14, 1550505062), (28, 775252531), (18401, 1179668), (36802, 589834), (42131, 515228), (73604, 294917), (84262, 257614), (128807, 168524)]