21024556

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{7741}}^1$

素因数の和:7849

約数の個数: 24

約数和(自身を含む): 42488096

約数和(自身を除く): 21463540

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 388, 679, 1358, 2716, 7741, 15482, 30964, 54187, 108374, 216748, 750877, 1501754, 3003508, 5256139, 10512278, 21024556]

約数ペア:

[(1, 21024556), (2, 10512278), (4, 5256139), (7, 3003508), (14, 1501754), (28, 750877), (97, 216748), (194, 108374), (388, 54187), (679, 30964), (1358, 15482), (2716, 7741)]