21559802

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{10103}}^1$

素因数の和:10213

約数の個数: 16

約数和(自身を含む): 35646912

約数和(自身を除く): 14087110

約数列:

[1, 2, 11, 22, 97, 194, 1067, 2134, 10103, 20206, 111133, 222266, 979991, 1959982, 10779901, 21559802]

約数ペア:

[(1, 21559802), (2, 10779901), (11, 1959982), (22, 979991), (97, 222266), (194, 111133), (1067, 20206), (2134, 10103)]