21427584

素因数分解:

$2^7\times 3^1\times {\mathrm{41}}^1\times {\mathrm{1361}}^1$

素因数の和:1419

約数の個数: 64

約数和(自身を含む): 58348080

約数和(自身を除く): 36920496

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 41, 48, 64, 82, 96, 123, 128, 164, 192, 246, 328, 384, 492, 656, 984, 1312, 1361, 1968, 2624, 2722, 3936, 4083, 5248, 5444, 7872, 8166, 10888, 15744, 16332, 21776, 32664, 43552, 55801, 65328, 87104, 111602, 130656, 167403, 174208, 223204, 261312, 334806, 446408, 522624, 669612, 892816, 1339224, 1785632, 2678448, 3571264, 5356896, 7142528, 10713792, 21427584]

約数ペア:

[(1, 21427584), (2, 10713792), (3, 7142528), (4, 5356896), (6, 3571264), (8, 2678448), (12, 1785632), (16, 1339224), (24, 892816), (32, 669612), (41, 522624), (48, 446408), (64, 334806), (82, 261312), (96, 223204), (123, 174208), (128, 167403), (164, 130656), (192, 111602), (246, 87104), (328, 65328), (384, 55801), (492, 43552), (656, 32664), (984, 21776), (1312, 16332), (1361, 15744), (1968, 10888), (2624, 8166), (2722, 7872), (3936, 5444), (4083, 5248)]