21740928

素因数分解:

$2^7\times 3^1\times {\mathrm{11}}^1\times {\mathrm{5147}}^1$

素因数の和:5175

約数の個数: 64

約数和(自身を含む): 63011520

約数和(自身を除く): 41270592

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 48, 64, 66, 88, 96, 128, 132, 176, 192, 264, 352, 384, 528, 704, 1056, 1408, 2112, 4224, 5147, 10294, 15441, 20588, 30882, 41176, 56617, 61764, 82352, 113234, 123528, 164704, 169851, 226468, 247056, 329408, 339702, 452936, 494112, 658816, 679404, 905872, 988224, 1358808, 1811744, 1976448, 2717616, 3623488, 5435232, 7246976, 10870464, 21740928]

約数ペア:

[(1, 21740928), (2, 10870464), (3, 7246976), (4, 5435232), (6, 3623488), (8, 2717616), (11, 1976448), (12, 1811744), (16, 1358808), (22, 988224), (24, 905872), (32, 679404), (33, 658816), (44, 494112), (48, 452936), (64, 339702), (66, 329408), (88, 247056), (96, 226468), (128, 169851), (132, 164704), (176, 123528), (192, 113234), (264, 82352), (352, 61764), (384, 56617), (528, 41176), (704, 30882), (1056, 20588), (1408, 15441), (2112, 10294), (4224, 5147)]