21000886186

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{4983599}}^1$

素因数の和:4983658

約数の個数: 24

約数和(自身を含む): 37496606400

約数和(自身を除く): 16495720214

約数列:

[1, 2, 7, 14, 43, 49, 86, 98, 301, 602, 2107, 4214, 4983599, 9967198, 34885193, 69770386, 214294757, 244196351, 428589514, 488392702, 1500063299, 3000126598, 10500443093, 21000886186]

約数ペア:

[(1, 21000886186), (2, 10500443093), (7, 3000126598), (14, 1500063299), (43, 488392702), (49, 428589514), (86, 244196351), (98, 214294757), (301, 69770386), (602, 34885193), (2107, 9967198), (4214, 4983599)]