21248099

素因数分解:

${\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{829}}^1$

素因数の和:938

約数の個数: 12

約数和(自身を含む): 22768560

約数和(自身を除く): 1520461

約数列:

[1, 19, 71, 361, 829, 1349, 15751, 25631, 58859, 299269, 1118321, 21248099]

約数ペア:

[(1, 21248099), (19, 1118321), (71, 299269), (361, 58859), (829, 25631), (1349, 15751)]