21732009

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{13591}}^1$

素因数の和:13648

約数の個数: 16

約数和(自身を含む): 31968384

約数和(自身を除く): 10236375

約数列:

[1, 3, 13, 39, 41, 123, 533, 1599, 13591, 40773, 176683, 530049, 557231, 1671693, 7244003, 21732009]

約数ペア:

[(1, 21732009), (3, 7244003), (13, 1671693), (39, 557231), (41, 530049), (123, 176683), (533, 40773), (1599, 13591)]