21326676

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{827}}^1$

素因数の和:1148

約数の個数: 48

約数和(自身を含む): 57125376

約数和(自身を除く): 35798700

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 307, 614, 827, 921, 1228, 1654, 1842, 2149, 2481, 3308, 3684, 4298, 4962, 5789, 6447, 8596, 9924, 11578, 12894, 17367, 23156, 25788, 34734, 69468, 253889, 507778, 761667, 1015556, 1523334, 1777223, 3046668, 3554446, 5331669, 7108892, 10663338, 21326676]

約数ペア:

[(1, 21326676), (2, 10663338), (3, 7108892), (4, 5331669), (6, 3554446), (7, 3046668), (12, 1777223), (14, 1523334), (21, 1015556), (28, 761667), (42, 507778), (84, 253889), (307, 69468), (614, 34734), (827, 25788), (921, 23156), (1228, 17367), (1654, 12894), (1842, 11578), (2149, 9924), (2481, 8596), (3308, 6447), (3684, 5789), (4298, 4962)]