21308066

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{1567}}^1$

素因数の和:2105

約数の個数: 16

約数和(自身を含む): 34508544

約数和(自身を除く): 13200478

約数列:

[1, 2, 13, 26, 523, 1046, 1567, 3134, 6799, 13598, 20371, 40742, 819541, 1639082, 10654033, 21308066]

約数ペア:

[(1, 21308066), (2, 10654033), (13, 1639082), (26, 819541), (523, 40742), (1046, 20371), (1567, 13598), (3134, 6799)]