21596141

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2287}}^1$

素因数の和:2384

約数の個数: 16

約数和(自身を含む): 26357760

約数和(自身を除く): 4761619

約数列:

[1, 7, 19, 71, 133, 497, 1349, 2287, 9443, 16009, 43453, 162377, 304171, 1136639, 3085163, 21596141]

約数ペア:

[(1, 21596141), (7, 3085163), (19, 1136639), (71, 304171), (133, 162377), (497, 43453), (1349, 16009), (2287, 9443)]