21260103

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5683}}^1$

素因数の和:5758

約数の個数: 16

約数和(自身を含む): 30011520

約数和(自身を除く): 8751417

約数列:

[1, 3, 29, 43, 87, 129, 1247, 3741, 5683, 17049, 164807, 244369, 494421, 733107, 7086701, 21260103]

約数ペア:

[(1, 21260103), (3, 7086701), (29, 733107), (43, 494421), (87, 244369), (129, 164807), (1247, 17049), (3741, 5683)]