12821254

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{163}}^1\times {\mathrm{587}}^1$

素因数の和:819

約数の個数: 16

約数和(自身を含む): 19672128

約数和(自身を除く): 6850874

約数列:

[1, 2, 67, 134, 163, 326, 587, 1174, 10921, 21842, 39329, 78658, 95681, 191362, 6410627, 12821254]

約数ペア:

[(1, 12821254), (2, 6410627), (67, 191362), (134, 95681), (163, 78658), (326, 39329), (587, 21842), (1174, 10921)]