21563916

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{163363}}^1$

素因数の和:163381

約数の個数: 24

約数和(自身を含む): 54890304

約数和(自身を除く): 33326388

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 163363, 326726, 490089, 653452, 980178, 1796993, 1960356, 3593986, 5390979, 7187972, 10781958, 21563916]

約数ペア:

[(1, 21563916), (2, 10781958), (3, 7187972), (4, 5390979), (6, 3593986), (11, 1960356), (12, 1796993), (22, 980178), (33, 653452), (44, 490089), (66, 326726), (132, 163363)]