21703008

素因数分解:

$2^5\times 3^1\times {\mathrm{331}}^1\times {\mathrm{683}}^1$

素因数の和:1027

約数の個数: 48

約数和(自身を含む): 57226176

約数和(自身を除く): 35523168

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 331, 662, 683, 993, 1324, 1366, 1986, 2049, 2648, 2732, 3972, 4098, 5296, 5464, 7944, 8196, 10592, 10928, 15888, 16392, 21856, 31776, 32784, 65568, 226073, 452146, 678219, 904292, 1356438, 1808584, 2712876, 3617168, 5425752, 7234336, 10851504, 21703008]

約数ペア:

[(1, 21703008), (2, 10851504), (3, 7234336), (4, 5425752), (6, 3617168), (8, 2712876), (12, 1808584), (16, 1356438), (24, 904292), (32, 678219), (48, 452146), (96, 226073), (331, 65568), (662, 32784), (683, 31776), (993, 21856), (1324, 16392), (1366, 15888), (1986, 10928), (2049, 10592), (2648, 8196), (2732, 7944), (3972, 5464), (4098, 5296)]