21274682

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1019}}^1$

素因数の和:1118

約数の個数: 32

約数和(自身を含む): 38041920

約数和(自身を除く): 16767238

約数列:

[1, 2, 11, 13, 22, 26, 73, 143, 146, 286, 803, 949, 1019, 1606, 1898, 2038, 10439, 11209, 13247, 20878, 22418, 26494, 74387, 145717, 148774, 291434, 818257, 967031, 1636514, 1934062, 10637341, 21274682]

約数ペア:

[(1, 21274682), (2, 10637341), (11, 1934062), (13, 1636514), (22, 967031), (26, 818257), (73, 291434), (143, 148774), (146, 145717), (286, 74387), (803, 26494), (949, 22418), (1019, 20878), (1606, 13247), (1898, 11209), (2038, 10439)]