21518822

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{11657}}^1$

素因数の和:11743

約数の個数: 16

約数和(自身を含む): 35253792

約数和(自身を除く): 13734970

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 11657, 23314, 151541, 303082, 827647, 1655294, 10759411, 21518822]

約数ペア:

[(1, 21518822), (2, 10759411), (13, 1655294), (26, 827647), (71, 303082), (142, 151541), (923, 23314), (1846, 11657)]