20121056343

素因数分解:

$3^5\times {\mathrm{421}}^1\times {\mathrm{196681}}^1$

素因数の和:197117

約数の個数: 24

約数和(自身を含む): 30211928656

約数和(自身を除く): 10090872313

約数列:

[1, 3, 9, 27, 81, 243, 421, 1263, 3789, 11367, 34101, 102303, 196681, 590043, 1770129, 5310387, 15931161, 47793483, 82802701, 248408103, 745224309, 2235672927, 6707018781, 20121056343]

約数ペア:

[(1, 20121056343), (3, 6707018781), (9, 2235672927), (27, 745224309), (81, 248408103), (243, 82802701), (421, 47793483), (1263, 15931161), (3789, 5310387), (11367, 1770129), (34101, 590043), (102303, 196681)]