21800128

素因数分解:

$2^6\times 7^1\times {\mathrm{48661}}^1$

素因数の和:48680

約数の個数: 28

約数和(自身を含む): 49440592

約数和(自身を除く): 27640464

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 48661, 97322, 194644, 340627, 389288, 681254, 778576, 1362508, 1557152, 2725016, 3114304, 5450032, 10900064, 21800128]

約数ペア:

[(1, 21800128), (2, 10900064), (4, 5450032), (7, 3114304), (8, 2725016), (14, 1557152), (16, 1362508), (28, 778576), (32, 681254), (56, 389288), (64, 340627), (112, 194644), (224, 97322), (448, 48661)]