21299358

素因数分解:

$2^1\times 3^1\times {\mathrm{251}}^1\times {\mathrm{14143}}^1$

素因数の和:14399

約数の個数: 16

約数和(自身を含む): 42771456

約数和(自身を除く): 21472098

約数列:

[1, 2, 3, 6, 251, 502, 753, 1506, 14143, 28286, 42429, 84858, 3549893, 7099786, 10649679, 21299358]

約数ペア:

[(1, 21299358), (2, 10649679), (3, 7099786), (6, 3549893), (251, 84858), (502, 42429), (753, 28286), (1506, 14143)]