21167131419

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1493}}^1\times {\mathrm{1619}}^1$

素因数の和:3264

約数の個数: 48

約数和(自身を含む): 35239276800

約数和(自身を除く): 14072145381

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 1493, 1619, 2919, 4479, 4857, 8757, 10451, 11333, 13437, 14571, 31353, 33999, 94059, 101997, 207527, 225041, 622581, 675123, 1452689, 1575287, 1867743, 2025369, 2417167, 4358067, 4725861, 7251501, 13074201, 14177583, 16920169, 21754503, 50760507, 152281521, 335986213, 1007958639, 2351903491, 3023875917, 7055710473, 21167131419]

約数ペア:

[(1, 21167131419), (3, 7055710473), (7, 3023875917), (9, 2351903491), (21, 1007958639), (63, 335986213), (139, 152281521), (417, 50760507), (973, 21754503), (1251, 16920169), (1493, 14177583), (1619, 13074201), (2919, 7251501), (4479, 4725861), (4857, 4358067), (8757, 2417167), (10451, 2025369), (11333, 1867743), (13437, 1575287), (14571, 1452689), (31353, 675123), (33999, 622581), (94059, 225041), (101997, 207527)]