21360852

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{13799}}^1$

素因数の和:13852

約数の個数: 36

約数和(自身を含む): 55255200

約数和(自身を除く): 33894348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 13799, 27598, 41397, 55196, 82794, 124191, 165588, 248382, 496764, 593357, 1186714, 1780071, 2373428, 3560142, 5340213, 7120284, 10680426, 21360852]

約数ペア:

[(1, 21360852), (2, 10680426), (3, 7120284), (4, 5340213), (6, 3560142), (9, 2373428), (12, 1780071), (18, 1186714), (36, 593357), (43, 496764), (86, 248382), (129, 165588), (172, 124191), (258, 82794), (387, 55196), (516, 41397), (774, 27598), (1548, 13799)]