21126896

素因数分解:

$2^4\times 7^1\times {\mathrm{188633}}^1$

素因数の和:188648

約数の個数: 20

約数和(自身を含む): 46781232

約数和(自身を除く): 25654336

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188633, 377266, 754532, 1320431, 1509064, 2640862, 3018128, 5281724, 10563448, 21126896]

約数ペア:

[(1, 21126896), (2, 10563448), (4, 5281724), (7, 3018128), (8, 2640862), (14, 1509064), (16, 1320431), (28, 754532), (56, 377266), (112, 188633)]