21694188

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{42043}}^1$

素因数の和:42093

約数の個数: 24

約数和(自身を含む): 51798208

約数和(自身を除く): 30104020

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 516, 42043, 84086, 126129, 168172, 252258, 504516, 1807849, 3615698, 5423547, 7231396, 10847094, 21694188]

約数ペア:

[(1, 21694188), (2, 10847094), (3, 7231396), (4, 5423547), (6, 3615698), (12, 1807849), (43, 504516), (86, 252258), (129, 168172), (172, 126129), (258, 84086), (516, 42043)]