21689792

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17837}}^1$

素因数の和:17868

約数の個数: 28

約数和(自身を含む): 45308520

約数和(自身を除く): 23618728

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17837, 35674, 71348, 142696, 285392, 338903, 570784, 677806, 1141568, 1355612, 2711224, 5422448, 10844896, 21689792]

約数ペア:

[(1, 21689792), (2, 10844896), (4, 5422448), (8, 2711224), (16, 1355612), (19, 1141568), (32, 677806), (38, 570784), (64, 338903), (76, 285392), (152, 142696), (304, 71348), (608, 35674), (1216, 17837)]