22721907

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{347}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 34610688

約数和(自身を除く): 11888781

約数列:

[1, 3, 13, 23, 39, 69, 73, 219, 299, 347, 897, 949, 1041, 1679, 2847, 4511, 5037, 7981, 13533, 21827, 23943, 25331, 65481, 75993, 103753, 311259, 329303, 582613, 987909, 1747839, 7573969, 22721907]

約数ペア:

[(1, 22721907), (3, 7573969), (13, 1747839), (23, 987909), (39, 582613), (69, 329303), (73, 311259), (219, 103753), (299, 75993), (347, 65481), (897, 25331), (949, 23943), (1041, 21827), (1679, 13533), (2847, 7981), (4511, 5037)]