21167295536

素因数分解:

$2^4\times {\mathrm{379}}^1\times {\mathrm{3490649}}^1$

素因数の和:3491036

約数の個数: 20

約数和(自身を含む): 41119857000

約数和(自身を除く): 19952561464

約数列:

[1, 2, 4, 8, 16, 379, 758, 1516, 3032, 6064, 3490649, 6981298, 13962596, 27925192, 55850384, 1322955971, 2645911942, 5291823884, 10583647768, 21167295536]

約数ペア:

[(1, 21167295536), (2, 10583647768), (4, 5291823884), (8, 2645911942), (16, 1322955971), (379, 55850384), (758, 27925192), (1516, 13962596), (3032, 6981298), (6064, 3490649)]