421195836

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{816271}}^1$

素因数の和:816321

約数の個数: 24

約数和(自身を含む): 1005647104

約数和(自身を除く): 584451268

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 816271, 1632542, 2448813, 3265084, 4897626, 9795252, 35099653, 70199306, 105298959, 140398612, 210597918, 421195836]

約数ペア:

[(1, 421195836), (2, 210597918), (3, 140398612), (4, 105298959), (6, 70199306), (12, 35099653), (43, 9795252), (86, 4897626), (129, 3265084), (172, 2448813), (258, 1632542), (516, 816271)]