21839213

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2333}}^1$

素因数の和:2404

約数の個数: 16

約数和(自身を含む): 25543296

約数和(自身を除く): 3704083

約数列:

[1, 11, 23, 37, 253, 407, 851, 2333, 9361, 25663, 53659, 86321, 590249, 949531, 1985383, 21839213]

約数ペア:

[(1, 21839213), (11, 1985383), (23, 949531), (37, 590249), (253, 86321), (407, 53659), (851, 25663), (2333, 9361)]