21413387

素因数分解:

${\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1$

素因数の和:358

約数の個数: 16

約数和(自身を含む): 23343552

約数和(自身を除く): 1930165

約数列:

[1, 17, 71, 113, 157, 1207, 1921, 2669, 8023, 11147, 17741, 136391, 189499, 301597, 1259611, 21413387]

約数ペア:

[(1, 21413387), (17, 1259611), (71, 301597), (113, 189499), (157, 136391), (1207, 17741), (1921, 11147), (2669, 8023)]