21618003

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{1459}}^1$

素因数の和:1922

約数の個数: 16

約数和(自身を含む): 31536000

約数和(自身を除く): 9917997

約数列:

[1, 3, 11, 33, 449, 1347, 1459, 4377, 4939, 14817, 16049, 48147, 655091, 1965273, 7206001, 21618003]

約数ペア:

[(1, 21618003), (3, 7206001), (11, 1965273), (33, 655091), (449, 48147), (1347, 16049), (1459, 14817), (4377, 4939)]