21007003678

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{19855391}}^1$

素因数の和:19855439

約数の個数: 12

約数和(自身を含む): 32940095328

約数和(自身を除く): 11933091650

約数列:

[1, 2, 23, 46, 529, 1058, 19855391, 39710782, 456673993, 913347986, 10503501839, 21007003678]

約数ペア:

[(1, 21007003678), (2, 10503501839), (23, 913347986), (46, 456673993), (529, 39710782), (1058, 19855391)]