21216846

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{1499}}^1$

素因数の和:1848

約数の個数: 32

約数和(自身を含む): 48672000

約数和(自身を除く): 27455154

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 337, 674, 1011, 1499, 2022, 2359, 2998, 4497, 4718, 7077, 8994, 10493, 14154, 20986, 31479, 62958, 505163, 1010326, 1515489, 3030978, 3536141, 7072282, 10608423, 21216846]

約数ペア:

[(1, 21216846), (2, 10608423), (3, 7072282), (6, 3536141), (7, 3030978), (14, 1515489), (21, 1010326), (42, 505163), (337, 62958), (674, 31479), (1011, 20986), (1499, 14154), (2022, 10493), (2359, 8994), (2998, 7077), (4497, 4718)]