21434.000000

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1601}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 1794240

約数和(自身を除く): 942508

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 1601, 3202, 6404, 11207, 22414, 30419, 44828, 60838, 121676, 212933, 425866, 851732]

約数ペア:

[(1, 851732), (2, 425866), (4, 212933), (7, 121676), (14, 60838), (19, 44828), (28, 30419), (38, 22414), (76, 11207), (133, 6404), (266, 3202), (532, 1601)]