20213994

素因数分解:

$2^1\times 3^1\times {\mathrm{1559}}^1\times {\mathrm{2161}}^1$

素因数の和:3725

約数の個数: 16

約数和(自身を含む): 40472640

約数和(自身を除く): 20258646

約数列:

[1, 2, 3, 6, 1559, 2161, 3118, 4322, 4677, 6483, 9354, 12966, 3368999, 6737998, 10106997, 20213994]

約数ペア:

[(1, 20213994), (2, 10106997), (3, 6737998), (6, 3368999), (1559, 12966), (2161, 9354), (3118, 6483), (4322, 4677)]