12421108

素因数分解:

$2^2\times 7^2\times {\mathrm{127}}^1\times {\mathrm{499}}^1$

素因数の和:644

約数の個数: 36

約数和(自身を含む): 25536000

約数和(自身を除く): 13114892

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 127, 196, 254, 499, 508, 889, 998, 1778, 1996, 3493, 3556, 6223, 6986, 12446, 13972, 24451, 24892, 48902, 63373, 97804, 126746, 253492, 443611, 887222, 1774444, 3105277, 6210554, 12421108]

約数ペア:

[(1, 12421108), (2, 6210554), (4, 3105277), (7, 1774444), (14, 887222), (28, 443611), (49, 253492), (98, 126746), (127, 97804), (196, 63373), (254, 48902), (499, 24892), (508, 24451), (889, 13972), (998, 12446), (1778, 6986), (1996, 6223), (3493, 3556)]