21039906

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{120919}}^1$

素因数の和:120953

約数の個数: 16

約数和(自身を含む): 43531200

約数和(自身を除く): 22491294

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 120919, 241838, 362757, 725514, 3506651, 7013302, 10519953, 21039906]

約数ペア:

[(1, 21039906), (2, 10519953), (3, 7013302), (6, 3506651), (29, 725514), (58, 362757), (87, 241838), (174, 120919)]