21431052

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{1193}}^1$

素因数の和:1702

約数の個数: 36

約数和(自身を含む): 54327000

約数和(自身を除く): 32895948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 998, 1193, 1497, 1996, 2386, 2994, 3579, 4491, 4772, 5988, 7158, 8982, 10737, 14316, 17964, 21474, 42948, 595307, 1190614, 1785921, 2381228, 3571842, 5357763, 7143684, 10715526, 21431052]

約数ペア:

[(1, 21431052), (2, 10715526), (3, 7143684), (4, 5357763), (6, 3571842), (9, 2381228), (12, 1785921), (18, 1190614), (36, 595307), (499, 42948), (998, 21474), (1193, 17964), (1497, 14316), (1996, 10737), (2386, 8982), (2994, 7158), (3579, 5988), (4491, 4772)]