21200014

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{4567}}^1$

素因数の和:4791

約数の個数: 16

約数和(自身を含む): 34862976

約数和(自身を除く): 13662962

約数列:

[1, 2, 11, 22, 211, 422, 2321, 4567, 4642, 9134, 50237, 100474, 963637, 1927274, 10600007, 21200014]

約数ペア:

[(1, 21200014), (2, 10600007), (11, 1927274), (22, 963637), (211, 100474), (422, 50237), (2321, 9134), (4567, 4642)]