21591402

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{514081}}^1$

素因数の和:514093

約数の個数: 16

約数和(自身を含む): 49351872

約数和(自身を除く): 27760470

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 514081, 1028162, 1542243, 3084486, 3598567, 7197134, 10795701, 21591402]

約数ペア:

[(1, 21591402), (2, 10795701), (3, 7197134), (6, 3598567), (7, 3084486), (14, 1542243), (21, 1028162), (42, 514081)]