21544169

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{167}}^1$

素因数の和:340

約数の個数: 16

約数和(自身を含む): 23224320

約数和(自身を除く): 1680151

約数列:

[1, 23, 71, 79, 167, 1633, 1817, 3841, 5609, 11857, 13193, 129007, 272711, 303439, 936703, 21544169]

約数ペア:

[(1, 21544169), (23, 936703), (71, 303439), (79, 272711), (167, 129007), (1633, 13193), (1817, 11857), (3841, 5609)]