21568807

素因数分解:

${\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{461}}^1$

素因数の和:594

約数の個数: 16

約数和(自身を含む): 24060960

約数和(自身を除く): 2492153

約数列:

[1, 13, 59, 61, 461, 767, 793, 3599, 5993, 27199, 28121, 46787, 353587, 365573, 1659139, 21568807]

約数ペア:

[(1, 21568807), (13, 1659139), (59, 365573), (61, 353587), (461, 46787), (767, 28121), (793, 27199), (3599, 5993)]