21179048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:282

約数の個数: 64

約数和(自身を含む): 46094400

約数和(自身を除く): 24915352

約数列:

[1, 2, 4, 8, 11, 22, 29, 43, 44, 58, 86, 88, 116, 172, 193, 232, 319, 344, 386, 473, 638, 772, 946, 1247, 1276, 1544, 1892, 2123, 2494, 2552, 3784, 4246, 4988, 5597, 8299, 8492, 9976, 11194, 13717, 16598, 16984, 22388, 27434, 33196, 44776, 54868, 61567, 66392, 91289, 109736, 123134, 182578, 240671, 246268, 365156, 481342, 492536, 730312, 962684, 1925368, 2647381, 5294762, 10589524, 21179048]

約数ペア:

[(1, 21179048), (2, 10589524), (4, 5294762), (8, 2647381), (11, 1925368), (22, 962684), (29, 730312), (43, 492536), (44, 481342), (58, 365156), (86, 246268), (88, 240671), (116, 182578), (172, 123134), (193, 109736), (232, 91289), (319, 66392), (344, 61567), (386, 54868), (473, 44776), (638, 33196), (772, 27434), (946, 22388), (1247, 16984), (1276, 16598), (1544, 13717), (1892, 11194), (2123, 9976), (2494, 8492), (2552, 8299), (3784, 5597), (4246, 4988)]