21495616123

素因数分解:

${\mathrm{19}}^2\times {\mathrm{439}}^1\times {\mathrm{135637}}^1$

素因数の和:136114

約数の個数: 12

約数和(自身を含む): 22738354320

約数和(自身を除く): 1242738197

約数列:

[1, 19, 361, 439, 8341, 135637, 158479, 2577103, 48964957, 59544643, 1131348217, 21495616123]

約数ペア:

[(1, 21495616123), (19, 1131348217), (361, 59544643), (439, 48964957), (8341, 2577103), (135637, 158479)]