21817992807

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{1439}}^1\times {\mathrm{129589}}^1$

素因数の和:131047

約数の個数: 24

約数和(自身を含む): 33962947200

約数和(自身を除く): 12144954393

約数列:

[1, 3, 9, 13, 39, 117, 1439, 4317, 12951, 18707, 56121, 129589, 168363, 388767, 1166301, 1684657, 5053971, 15161913, 186478571, 559435713, 1678307139, 2424221423, 7272664269, 21817992807]

約数ペア:

[(1, 21817992807), (3, 7272664269), (9, 2424221423), (13, 1678307139), (39, 559435713), (117, 186478571), (1439, 15161913), (4317, 5053971), (12951, 1684657), (18707, 1166301), (56121, 388767), (129589, 168363)]