21684124

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3061}}^1$

素因数の和:3106

約数の個数: 48

約数和(自身を含む): 49383936

約数和(自身を除く): 27699812

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 3061, 3542, 6122, 7084, 12244, 21427, 33671, 42854, 67342, 70403, 85708, 134684, 140806, 235697, 281612, 471394, 492821, 774433, 942788, 985642, 1548866, 1971284, 3097732, 5421031, 10842062, 21684124]

約数ペア:

[(1, 21684124), (2, 10842062), (4, 5421031), (7, 3097732), (11, 1971284), (14, 1548866), (22, 985642), (23, 942788), (28, 774433), (44, 492821), (46, 471394), (77, 281612), (92, 235697), (154, 140806), (161, 134684), (253, 85708), (308, 70403), (322, 67342), (506, 42854), (644, 33671), (1012, 21427), (1771, 12244), (3061, 7084), (3542, 6122)]