21360806

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{9377}}^1$

素因数の和:9463

約数の個数: 16

約数和(自身を含む): 34436016

約数和(自身を除く): 13075210

約数列:

[1, 2, 17, 34, 67, 134, 1139, 2278, 9377, 18754, 159409, 318818, 628259, 1256518, 10680403, 21360806]

約数ペア:

[(1, 21360806), (2, 10680403), (17, 1256518), (34, 628259), (67, 318818), (134, 159409), (1139, 18754), (2278, 9377)]