21577198

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{2437}}^1$

素因数の和:2691

約数の個数: 16

約数和(自身を含む): 34229520

約数和(自身を除く): 12652322

約数列:

[1, 2, 19, 38, 233, 466, 2437, 4427, 4874, 8854, 46303, 92606, 567821, 1135642, 10788599, 21577198]

約数ペア:

[(1, 21577198), (2, 10788599), (19, 1135642), (38, 567821), (233, 92606), (466, 46303), (2437, 8854), (4427, 4874)]