21940117

素因数分解:

${\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:456

約数の個数: 16

約数和(自身を含む): 23961600

約数和(自身を除く): 2021483

約数列:

[1, 19, 47, 79, 311, 893, 1501, 3713, 5909, 14617, 24569, 70547, 277723, 466811, 1154743, 21940117]

約数ペア:

[(1, 21940117), (19, 1154743), (47, 466811), (79, 277723), (311, 70547), (893, 24569), (1501, 14617), (3713, 5909)]