21574764

素因数分解:

$2^2\times 3^2\times {\mathrm{499}}^1\times {\mathrm{1201}}^1$

素因数の和:1710

約数の個数: 36

約数和(自身を含む): 54691000

約数和(自身を除く): 33116236

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 499, 998, 1201, 1497, 1996, 2402, 2994, 3603, 4491, 4804, 5988, 7206, 8982, 10809, 14412, 17964, 21618, 43236, 599299, 1198598, 1797897, 2397196, 3595794, 5393691, 7191588, 10787382, 21574764]

約数ペア:

[(1, 21574764), (2, 10787382), (3, 7191588), (4, 5393691), (6, 3595794), (9, 2397196), (12, 1797897), (18, 1198598), (36, 599299), (499, 43236), (998, 21618), (1201, 17964), (1497, 14412), (1996, 10809), (2402, 8982), (2994, 7206), (3603, 5988), (4491, 4804)]