21916048

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17789}}^1$

素因数の和:17815

約数の個数: 40

約数和(自身を含む): 52943040

約数和(自身を除く): 31026992

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 17789, 35578, 71156, 124523, 142312, 195679, 249046, 284624, 391358, 498092, 782716, 996184, 1369753, 1565432, 1992368, 2739506, 3130864, 5479012, 10958024, 21916048]

約数ペア:

[(1, 21916048), (2, 10958024), (4, 5479012), (7, 3130864), (8, 2739506), (11, 1992368), (14, 1565432), (16, 1369753), (22, 996184), (28, 782716), (44, 498092), (56, 391358), (77, 284624), (88, 249046), (112, 195679), (154, 142312), (176, 124523), (308, 71156), (616, 35578), (1232, 17789)]