21343700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{30491}}^1$

素因数の和:30512

約数の個数: 36

約数和(自身を含む): 52934112

約数和(自身を除く): 31590412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 350, 700, 30491, 60982, 121964, 152455, 213437, 304910, 426874, 609820, 762275, 853748, 1067185, 1524550, 2134370, 3049100, 4268740, 5335925, 10671850, 21343700]

約数ペア:

[(1, 21343700), (2, 10671850), (4, 5335925), (5, 4268740), (7, 3049100), (10, 2134370), (14, 1524550), (20, 1067185), (25, 853748), (28, 762275), (35, 609820), (50, 426874), (70, 304910), (100, 213437), (140, 152455), (175, 121964), (350, 60982), (700, 30491)]