21034569

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{839}}^1$

素因数の和:1040

約数の個数: 16

約数和(自身を含む): 28748160

約数和(自身を除く): 7713591

約数列:

[1, 3, 61, 137, 183, 411, 839, 2517, 8357, 25071, 51179, 114943, 153537, 344829, 7011523, 21034569]

約数ペア:

[(1, 21034569), (3, 7011523), (61, 344829), (137, 153537), (183, 114943), (411, 51179), (839, 25071), (2517, 8357)]