21841963

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8039}}^1$

素因数の和:8082

約数の個数: 16

約数和(自身を含む): 27014400

約数和(自身を除く): 5172437

約数列:

[1, 11, 13, 19, 143, 209, 247, 2717, 8039, 88429, 104507, 152741, 1149577, 1680151, 1985633, 21841963]

約数ペア:

[(1, 21841963), (11, 1985633), (13, 1680151), (19, 1149577), (143, 152741), (209, 104507), (247, 88429), (2717, 8039)]