21897887

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{117101}}^1$

素因数の和:117129

約数の個数: 8

約数和(自身を含む): 25294032

約数和(自身を除く): 3396145

約数列:

[1, 11, 17, 187, 117101, 1288111, 1990717, 21897887]

約数ペア:

[(1, 21897887), (11, 1990717), (17, 1288111), (187, 117101)]