210823210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1621717}}^1$

素因数の和:1621737

約数の個数: 16

約数和(自身を含む): 408672936

約数和(自身を除く): 197849726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1621717, 3243434, 8108585, 16217170, 21082321, 42164642, 105411605, 210823210]

約数ペア:

[(1, 210823210), (2, 105411605), (5, 42164642), (10, 21082321), (13, 16217170), (26, 8108585), (65, 3243434), (130, 1621717)]