21838782

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{519971}}^1$

素因数の和:519983

約数の個数: 16

約数和(自身を含む): 49917312

約数和(自身を除く): 28078530

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 519971, 1039942, 1559913, 3119826, 3639797, 7279594, 10919391, 21838782]

約数ペア:

[(1, 21838782), (2, 10919391), (3, 7279594), (6, 3639797), (7, 3119826), (14, 1559913), (21, 1039942), (42, 519971)]