21050183

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{1637}}^1$

素因数の和:1822

約数の個数: 16

約数和(自身を含む): 26417664

約数和(自身を除く): 5367481

約数列:

[1, 7, 11, 77, 167, 1169, 1637, 1837, 11459, 12859, 18007, 126049, 273379, 1913653, 3007169, 21050183]

約数ペア:

[(1, 21050183), (7, 3007169), (11, 1913653), (77, 273379), (167, 126049), (1169, 18007), (1637, 12859), (1837, 11459)]