21740537

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5827}}^1$

素因数の和:5888

約数の個数: 16

約数和(自身を含む): 27414912

約数和(自身を除く): 5674375

約数列:

[1, 7, 13, 41, 91, 287, 533, 3731, 5827, 40789, 75751, 238907, 530257, 1672349, 3105791, 21740537]

約数ペア:

[(1, 21740537), (7, 3105791), (13, 1672349), (41, 530257), (91, 238907), (287, 75751), (533, 40789), (3731, 5827)]