21731073

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79601}}^1$

素因数の和:79624

約数の個数: 16

約数和(自身を含む): 35661696

約数和(自身を除く): 13930623

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 79601, 238803, 557207, 1034813, 1671621, 3104439, 7243691, 21731073]

約数ペア:

[(1, 21731073), (3, 7243691), (7, 3104439), (13, 1671621), (21, 1034813), (39, 557207), (91, 238803), (273, 79601)]