21789858

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{77269}}^1$

素因数の和:77321

約数の個数: 16

約数和(自身を含む): 44507520

約数和(自身を除く): 22717662

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 77269, 154538, 231807, 463614, 3631643, 7263286, 10894929, 21789858]

約数ペア:

[(1, 21789858), (2, 10894929), (3, 7263286), (6, 3631643), (47, 463614), (94, 231807), (141, 154538), (282, 77269)]