21330338

素因数分解:

$2^1\times {\mathrm{23}}^2\times {\mathrm{20161}}^1$

素因数の和:20209

約数の個数: 12

約数和(自身を含む): 33448758

約数和(自身を除く): 12118420

約数列:

[1, 2, 23, 46, 529, 1058, 20161, 40322, 463703, 927406, 10665169, 21330338]

約数ペア:

[(1, 21330338), (2, 10665169), (23, 927406), (46, 463703), (529, 40322), (1058, 20161)]