21878052

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{260453}}^1$

素因数の和:260467

約数の個数: 24

約数和(自身を含む): 58341696

約数和(自身を除く): 36463644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 260453, 520906, 781359, 1041812, 1562718, 1823171, 3125436, 3646342, 5469513, 7292684, 10939026, 21878052]

約数ペア:

[(1, 21878052), (2, 10939026), (3, 7292684), (4, 5469513), (6, 3646342), (7, 3125436), (12, 1823171), (14, 1562718), (21, 1041812), (28, 781359), (42, 520906), (84, 260453)]