21520952794

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{4680503}}^1$

素因数の和:4680546

約数の個数: 24

約数和(自身を含む): 37350421920

約数和(自身を除く): 15829469126

約数列:

[1, 2, 11, 19, 22, 38, 121, 209, 242, 418, 2299, 4598, 4680503, 9361006, 51485533, 88929557, 102971066, 177859114, 566340863, 978225127, 1132681726, 1956450254, 10760476397, 21520952794]

約数ペア:

[(1, 21520952794), (2, 10760476397), (11, 1956450254), (19, 1132681726), (22, 978225127), (38, 566340863), (121, 177859114), (209, 102971066), (242, 88929557), (418, 51485533), (2299, 9361006), (4598, 4680503)]