21564303

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{1483}}^1$

素因数の和:1654

約数の個数: 16

約数和(自身を含む): 29774976

約数和(自身を除く): 8210673

約数列:

[1, 3, 37, 111, 131, 393, 1483, 4449, 4847, 14541, 54871, 164613, 194273, 582819, 7188101, 21564303]

約数ペア:

[(1, 21564303), (3, 7188101), (37, 582819), (111, 194273), (131, 164613), (393, 54871), (1483, 14541), (4449, 4847)]