21273700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{30391}}^1$

素因数の和:30412

約数の個数: 36

約数和(自身を含む): 52760512

約数和(自身を除く): 31486812

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 30391, 60782, 121564, 151955, 212737, 303910, 425474, 607820, 759775, 850948, 1063685, 1519550, 2127370, 3039100, 4254740, 5318425, 10636850, 21273700]

約数ペア:

[(1, 21273700), (2, 10636850), (4, 5318425), (5, 4254740), (7, 3039100), (10, 2127370), (14, 1519550), (20, 1063685), (25, 850948), (28, 759775), (35, 607820), (50, 425474), (70, 303910), (100, 212737), (140, 151955), (175, 121564), (350, 60782), (700, 30391)]