21976656

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{859}}^1$

素因数の和:924

約数の個数: 80

約数和(自身を含む): 62704320

約数和(自身を除く): 40727664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 41, 48, 52, 78, 82, 104, 123, 156, 164, 208, 246, 312, 328, 492, 533, 624, 656, 859, 984, 1066, 1599, 1718, 1968, 2132, 2577, 3198, 3436, 4264, 5154, 6396, 6872, 8528, 10308, 11167, 12792, 13744, 20616, 22334, 25584, 33501, 35219, 41232, 44668, 67002, 70438, 89336, 105657, 134004, 140876, 178672, 211314, 268008, 281752, 422628, 457847, 536016, 563504, 845256, 915694, 1373541, 1690512, 1831388, 2747082, 3662776, 5494164, 7325552, 10988328, 21976656]

約数ペア:

[(1, 21976656), (2, 10988328), (3, 7325552), (4, 5494164), (6, 3662776), (8, 2747082), (12, 1831388), (13, 1690512), (16, 1373541), (24, 915694), (26, 845256), (39, 563504), (41, 536016), (48, 457847), (52, 422628), (78, 281752), (82, 268008), (104, 211314), (123, 178672), (156, 140876), (164, 134004), (208, 105657), (246, 89336), (312, 70438), (328, 67002), (492, 44668), (533, 41232), (624, 35219), (656, 33501), (859, 25584), (984, 22334), (1066, 20616), (1599, 13744), (1718, 12792), (1968, 11167), (2132, 10308), (2577, 8528), (3198, 6872), (3436, 6396), (4264, 5154)]