21093826

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{26171}}^1$

素因数の和:26217

約数の個数: 16

約数和(自身を含む): 35175168

約数和(自身を除く): 14081342

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 26171, 52342, 340223, 680446, 811301, 1622602, 10546913, 21093826]

約数ペア:

[(1, 21093826), (2, 10546913), (13, 1622602), (26, 811301), (31, 680446), (62, 340223), (403, 52342), (806, 26171)]