21558363

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{2837}}^1$

素因数の和:3006

約数の個数: 16

約数和(自身を含む): 30650400

約数和(自身を除く): 9092037

約数列:

[1, 3, 17, 51, 149, 447, 2533, 2837, 7599, 8511, 48229, 144687, 422713, 1268139, 7186121, 21558363]

約数ペア:

[(1, 21558363), (3, 7186121), (17, 1268139), (51, 422713), (149, 144687), (447, 48229), (2533, 8511), (2837, 7599)]