21114128

素因数分解:

$2^4\times 7^1\times {\mathrm{188519}}^1$

素因数の和:188534

約数の個数: 20

約数和(自身を含む): 46752960

約数和(自身を除く): 25638832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188519, 377038, 754076, 1319633, 1508152, 2639266, 3016304, 5278532, 10557064, 21114128]

約数ペア:

[(1, 21114128), (2, 10557064), (4, 5278532), (7, 3016304), (8, 2639266), (14, 1508152), (16, 1319633), (28, 754076), (56, 377038), (112, 188519)]