20932989

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{90619}}^1$

素因数の和:90640

約数の個数: 16

約数和(自身を含む): 34798080

約数和(自身を除く): 13865091

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 90619, 271857, 634333, 996809, 1902999, 2990427, 6977663, 20932989]

約数ペア:

[(1, 20932989), (3, 6977663), (7, 2990427), (11, 1902999), (21, 996809), (33, 634333), (77, 271857), (231, 90619)]