21711744

素因数分解:

$2^7\times 3^2\times {\mathrm{47}}^1\times {\mathrm{401}}^1$

素因数の和:468

約数の個数: 96

約数和(自身を含む): 63966240

約数和(自身を除く): 42254496

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 47, 48, 64, 72, 94, 96, 128, 141, 144, 188, 192, 282, 288, 376, 384, 401, 423, 564, 576, 752, 802, 846, 1128, 1152, 1203, 1504, 1604, 1692, 2256, 2406, 3008, 3208, 3384, 3609, 4512, 4812, 6016, 6416, 6768, 7218, 9024, 9624, 12832, 13536, 14436, 18048, 18847, 19248, 25664, 27072, 28872, 37694, 38496, 51328, 54144, 56541, 57744, 75388, 76992, 113082, 115488, 150776, 153984, 169623, 226164, 230976, 301552, 339246, 452328, 461952, 603104, 678492, 904656, 1206208, 1356984, 1809312, 2412416, 2713968, 3618624, 5427936, 7237248, 10855872, 21711744]

約数ペア:

[(1, 21711744), (2, 10855872), (3, 7237248), (4, 5427936), (6, 3618624), (8, 2713968), (9, 2412416), (12, 1809312), (16, 1356984), (18, 1206208), (24, 904656), (32, 678492), (36, 603104), (47, 461952), (48, 452328), (64, 339246), (72, 301552), (94, 230976), (96, 226164), (128, 169623), (141, 153984), (144, 150776), (188, 115488), (192, 113082), (282, 76992), (288, 75388), (376, 57744), (384, 56541), (401, 54144), (423, 51328), (564, 38496), (576, 37694), (752, 28872), (802, 27072), (846, 25664), (1128, 19248), (1152, 18847), (1203, 18048), (1504, 14436), (1604, 13536), (1692, 12832), (2256, 9624), (2406, 9024), (3008, 7218), (3208, 6768), (3384, 6416), (3609, 6016), (4512, 4812)]