21363858

素因数分解:

$2^1\times 3^3\times {\mathrm{395627}}^1$

素因数の和:395638

約数の個数: 16

約数和(自身を含む): 47475360

約数和(自身を除く): 26111502

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 395627, 791254, 1186881, 2373762, 3560643, 7121286, 10681929, 21363858]

約数ペア:

[(1, 21363858), (2, 10681929), (3, 7121286), (6, 3560643), (9, 2373762), (18, 1186881), (27, 791254), (54, 395627)]