21701092

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20947}}^1$

素因数の和:20995

約数の個数: 24

約数和(自身を含む): 44577344

約数和(自身を除く): 22876252

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 20947, 41894, 83788, 146629, 293258, 586516, 775039, 1550078, 3100156, 5425273, 10850546, 21701092]

約数ペア:

[(1, 21701092), (2, 10850546), (4, 5425273), (7, 3100156), (14, 1550078), (28, 775039), (37, 586516), (74, 293258), (148, 146629), (259, 83788), (518, 41894), (1036, 20947)]