21136010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{301943}}^1$

素因数の和:301957

約数の個数: 16

約数和(自身を含む): 43479936

約数和(自身を除く): 22343926

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 301943, 603886, 1509715, 2113601, 3019430, 4227202, 10568005, 21136010]

約数ペア:

[(1, 21136010), (2, 10568005), (5, 4227202), (7, 3019430), (10, 2113601), (14, 1509715), (35, 603886), (70, 301943)]