21135624

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{51803}}^1$

素因数の和:51829

約数の個数: 32

約数和(自身を含む): 55948320

約数和(自身を除く): 34812696

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 51803, 103606, 155409, 207212, 310818, 414424, 621636, 880651, 1243272, 1761302, 2641953, 3522604, 5283906, 7045208, 10567812, 21135624]

約数ペア:

[(1, 21135624), (2, 10567812), (3, 7045208), (4, 5283906), (6, 3522604), (8, 2641953), (12, 1761302), (17, 1243272), (24, 880651), (34, 621636), (51, 414424), (68, 310818), (102, 207212), (136, 155409), (204, 103606), (408, 51803)]