21485568

素因数分解:

$2^{11}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1$

素因数の和:307

約数の個数: 96

約数和(自身を含む): 61916400

約数和(自身を除く): 40430832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 269, 312, 384, 416, 512, 538, 624, 768, 807, 832, 1024, 1076, 1248, 1536, 1614, 1664, 2048, 2152, 2496, 3072, 3228, 3328, 3497, 4304, 4992, 6144, 6456, 6656, 6994, 8608, 9984, 10491, 12912, 13312, 13988, 17216, 19968, 20982, 25824, 26624, 27976, 34432, 39936, 41964, 51648, 55952, 68864, 79872, 83928, 103296, 111904, 137728, 167856, 206592, 223808, 275456, 335712, 413184, 447616, 550912, 671424, 826368, 895232, 1342848, 1652736, 1790464, 2685696, 3580928, 5371392, 7161856, 10742784, 21485568]

約数ペア:

[(1, 21485568), (2, 10742784), (3, 7161856), (4, 5371392), (6, 3580928), (8, 2685696), (12, 1790464), (13, 1652736), (16, 1342848), (24, 895232), (26, 826368), (32, 671424), (39, 550912), (48, 447616), (52, 413184), (64, 335712), (78, 275456), (96, 223808), (104, 206592), (128, 167856), (156, 137728), (192, 111904), (208, 103296), (256, 83928), (269, 79872), (312, 68864), (384, 55952), (416, 51648), (512, 41964), (538, 39936), (624, 34432), (768, 27976), (807, 26624), (832, 25824), (1024, 20982), (1076, 19968), (1248, 17216), (1536, 13988), (1614, 13312), (1664, 12912), (2048, 10491), (2152, 9984), (2496, 8608), (3072, 6994), (3228, 6656), (3328, 6456), (3497, 6144), (4304, 4992)]