21000114

素因数分解:

$2^1\times 3^3\times {\mathrm{388891}}^1$

素因数の和:388902

約数の個数: 16

約数和(自身を含む): 46667040

約数和(自身を除く): 25666926

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 388891, 777782, 1166673, 2333346, 3500019, 7000038, 10500057, 21000114]

約数ペア:

[(1, 21000114), (2, 10500057), (3, 7000038), (6, 3500019), (9, 2333346), (18, 1166673), (27, 777782), (54, 388891)]