21656736

素因数分解:

$2^5\times 3^2\times {\mathrm{29}}^1\times {\mathrm{2593}}^1$

素因数の和:2638

約数の個数: 72

約数和(自身を含む): 63734580

約数和(自身を除く): 42077844

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 32, 36, 48, 58, 72, 87, 96, 116, 144, 174, 232, 261, 288, 348, 464, 522, 696, 928, 1044, 1392, 2088, 2593, 2784, 4176, 5186, 7779, 8352, 10372, 15558, 20744, 23337, 31116, 41488, 46674, 62232, 75197, 82976, 93348, 124464, 150394, 186696, 225591, 248928, 300788, 373392, 451182, 601576, 676773, 746784, 902364, 1203152, 1353546, 1804728, 2406304, 2707092, 3609456, 5414184, 7218912, 10828368, 21656736]

約数ペア:

[(1, 21656736), (2, 10828368), (3, 7218912), (4, 5414184), (6, 3609456), (8, 2707092), (9, 2406304), (12, 1804728), (16, 1353546), (18, 1203152), (24, 902364), (29, 746784), (32, 676773), (36, 601576), (48, 451182), (58, 373392), (72, 300788), (87, 248928), (96, 225591), (116, 186696), (144, 150394), (174, 124464), (232, 93348), (261, 82976), (288, 75197), (348, 62232), (464, 46674), (522, 41488), (696, 31116), (928, 23337), (1044, 20744), (1392, 15558), (2088, 10372), (2593, 8352), (2784, 7779), (4176, 5186)]