21439104

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1801}}^1$

素因数の和:1849

約数の個数: 64

約数和(自身を含む): 58817280

約数和(自身を除く): 37378176

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1801, 1984, 2976, 3602, 3968, 5403, 5952, 7204, 10806, 11904, 14408, 21612, 28816, 43224, 55831, 57632, 86448, 111662, 115264, 167493, 172896, 223324, 230528, 334986, 345792, 446648, 669972, 691584, 893296, 1339944, 1786592, 2679888, 3573184, 5359776, 7146368, 10719552, 21439104]

約数ペア:

[(1, 21439104), (2, 10719552), (3, 7146368), (4, 5359776), (6, 3573184), (8, 2679888), (12, 1786592), (16, 1339944), (24, 893296), (31, 691584), (32, 669972), (48, 446648), (62, 345792), (64, 334986), (93, 230528), (96, 223324), (124, 172896), (128, 167493), (186, 115264), (192, 111662), (248, 86448), (372, 57632), (384, 55831), (496, 43224), (744, 28816), (992, 21612), (1488, 14408), (1801, 11904), (1984, 10806), (2976, 7204), (3602, 5952), (3968, 5403)]