21963543

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{12601}}^1$

素因数の和:12694

約数の個数: 16

約数和(自身を含む): 33874176

約数和(自身を除く): 11910633

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 12601, 37803, 88207, 264621, 1045883, 3137649, 7321181, 21963543]

約数ペア:

[(1, 21963543), (3, 7321181), (7, 3137649), (21, 1045883), (83, 264621), (249, 88207), (581, 37803), (1743, 12601)]