21710117

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{967}}^1$

素因数の和:1148

約数の個数: 16

約数和(自身を含む): 25694592

約数和(自身を除く): 3984475

約数列:

[1, 11, 13, 143, 157, 967, 1727, 2041, 10637, 12571, 22451, 138281, 151819, 1670009, 1973647, 21710117]

約数ペア:

[(1, 21710117), (11, 1973647), (13, 1670009), (143, 151819), (157, 138281), (967, 22451), (1727, 12571), (2041, 10637)]