21961164

素因数分解:

$2^2\times 3^1\times {\mathrm{257}}^1\times {\mathrm{7121}}^1$

素因数の和:7385

約数の個数: 24

約数和(自身を含む): 51449328

約数和(自身を除く): 29488164

約数列:

[1, 2, 3, 4, 6, 12, 257, 514, 771, 1028, 1542, 3084, 7121, 14242, 21363, 28484, 42726, 85452, 1830097, 3660194, 5490291, 7320388, 10980582, 21961164]

約数ペア:

[(1, 21961164), (2, 10980582), (3, 7320388), (4, 5490291), (6, 3660194), (12, 1830097), (257, 85452), (514, 42726), (771, 28484), (1028, 21363), (1542, 14242), (3084, 7121)]