21606783

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{21121}}^1$

素因数の和:21166

約数の個数: 16

約数和(自身を含む): 32443392

約数和(自身を除く): 10836609

約数列:

[1, 3, 11, 31, 33, 93, 341, 1023, 21121, 63363, 232331, 654751, 696993, 1964253, 7202261, 21606783]

約数ペア:

[(1, 21606783), (3, 7202261), (11, 1964253), (31, 696993), (33, 654751), (93, 232331), (341, 63363), (1023, 21121)]