21213588

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{160709}}^1$

素因数の和:160727

約数の個数: 24

約数和(自身を含む): 53998560

約数和(自身を除く): 32784972

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 160709, 321418, 482127, 642836, 964254, 1767799, 1928508, 3535598, 5303397, 7071196, 10606794, 21213588]

約数ペア:

[(1, 21213588), (2, 10606794), (3, 7071196), (4, 5303397), (6, 3535598), (11, 1928508), (12, 1767799), (22, 964254), (33, 642836), (44, 482127), (66, 321418), (132, 160709)]