21000279806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{9371}}^1\times {\mathrm{101863}}^1$

素因数の和:111247

約数の個数: 16

約数和(自身を含む): 34368098688

約数和(自身を除く): 13367818882

約数列:

[1, 2, 11, 22, 9371, 18742, 101863, 103081, 203726, 206162, 1120493, 2240986, 954558173, 1909116346, 10500139903, 21000279806]

約数ペア:

[(1, 21000279806), (2, 10500139903), (11, 1909116346), (22, 954558173), (9371, 2240986), (18742, 1120493), (101863, 206162), (103081, 203726)]