21390996

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{162053}}^1$

素因数の和:162071

約数の個数: 24

約数和(自身を含む): 54450144

約数和(自身を除く): 33059148

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 132, 162053, 324106, 486159, 648212, 972318, 1782583, 1944636, 3565166, 5347749, 7130332, 10695498, 21390996]

約数ペア:

[(1, 21390996), (2, 10695498), (3, 7130332), (4, 5347749), (6, 3565166), (11, 1944636), (12, 1782583), (22, 972318), (33, 648212), (44, 486159), (66, 324106), (132, 162053)]