21246384

素因数分解:

$2^4\times 3^1\times {\mathrm{442633}}^1$

素因数の和:442644

約数の個数: 20

約数和(自身を含む): 54886616

約数和(自身を除く): 33640232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 442633, 885266, 1327899, 1770532, 2655798, 3541064, 5311596, 7082128, 10623192, 21246384]

約数ペア:

[(1, 21246384), (2, 10623192), (3, 7082128), (4, 5311596), (6, 3541064), (8, 2655798), (12, 1770532), (16, 1327899), (24, 885266), (48, 442633)]