21241902

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{321847}}^1$

素因数の和:321863

約数の個数: 16

約数和(自身を含む): 46346112

約数和(自身を除く): 25104210

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 321847, 643694, 965541, 1931082, 3540317, 7080634, 10620951, 21241902]

約数ペア:

[(1, 21241902), (2, 10620951), (3, 7080634), (6, 3540317), (11, 1931082), (22, 965541), (33, 643694), (66, 321847)]