21267158

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{757}}^1\times {\mathrm{1277}}^1$

素因数の和:2047

約数の個数: 16

約数和(自身を含む): 34874064

約数和(自身を除く): 13606906

約数列:

[1, 2, 11, 22, 757, 1277, 1514, 2554, 8327, 14047, 16654, 28094, 966689, 1933378, 10633579, 21267158]

約数ペア:

[(1, 21267158), (2, 10633579), (11, 1933378), (22, 966689), (757, 28094), (1277, 16654), (1514, 14047), (2554, 8327)]