20212324

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41761}}^1$

素因数の和:41787

約数の個数: 18

約数和(自身を含む): 38880422

約数和(自身を除く): 18668098

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41761, 83522, 167044, 459371, 918742, 1837484, 5053081, 10106162, 20212324]

約数ペア:

[(1, 20212324), (2, 10106162), (4, 5053081), (11, 1837484), (22, 918742), (44, 459371), (121, 167044), (242, 83522), (484, 41761)]