21730122

素因数分解:

$2^1\times 3^2\times {\mathrm{547}}^1\times {\mathrm{2207}}^1$

素因数の和:2762

約数の個数: 24

約数和(自身を含む): 47189376

約数和(自身を除く): 25459254

約数列:

[1, 2, 3, 6, 9, 18, 547, 1094, 1641, 2207, 3282, 4414, 4923, 6621, 9846, 13242, 19863, 39726, 1207229, 2414458, 3621687, 7243374, 10865061, 21730122]

約数ペア:

[(1, 21730122), (2, 10865061), (3, 7243374), (6, 3621687), (9, 2414458), (18, 1207229), (547, 39726), (1094, 19863), (1641, 13242), (2207, 9846), (3282, 6621), (4414, 4923)]