21314147.000000000

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{28349}}^1$

素因数の和:28406

約数の個数: 48

約数和(自身を含む): 279417600

約数和(自身を除く): 177021012

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 28349, 56698, 85047, 113396, 170094, 198443, 340188, 396886, 595329, 793772, 1190658, 1219007, 2381316, 2438014, 3657021, 4876028, 7314042, 8533049, 14628084, 17066098, 25599147, 34132196, 51198294, 102396588]

約数ペア:

[(1, 102396588), (2, 51198294), (3, 34132196), (4, 25599147), (6, 17066098), (7, 14628084), (12, 8533049), (14, 7314042), (21, 4876028), (28, 3657021), (42, 2438014), (43, 2381316), (84, 1219007), (86, 1190658), (129, 793772), (172, 595329), (258, 396886), (301, 340188), (516, 198443), (602, 170094), (903, 113396), (1204, 85047), (1806, 56698), (3612, 28349)]