21366147

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{3877}}^1$

素因数の和:4058

約数の個数: 16

約数和(自身を含む): 31272192

約数和(自身を除く): 9906045

約数列:

[1, 3, 11, 33, 167, 501, 1837, 3877, 5511, 11631, 42647, 127941, 647459, 1942377, 7122049, 21366147]

約数ペア:

[(1, 21366147), (3, 7122049), (11, 1942377), (33, 647459), (167, 127941), (501, 42647), (1837, 11631), (3877, 5511)]