21988786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{769}}^1$

素因数の和:846

約数の個数: 24

約数和(自身を含む): 36216180

約数和(自身を除く): 14227394

約数列:

[1, 2, 17, 29, 34, 58, 493, 769, 841, 986, 1538, 1682, 13073, 14297, 22301, 26146, 28594, 44602, 379117, 646729, 758234, 1293458, 10994393, 21988786]

約数ペア:

[(1, 21988786), (2, 10994393), (17, 1293458), (29, 758234), (34, 646729), (58, 379117), (493, 44602), (769, 28594), (841, 26146), (986, 22301), (1538, 14297), (1682, 13073)]