21946544

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{4327}}^1$

素因数の和:4652

約数の個数: 20

約数和(自身を含む): 42665424

約数和(自身を除く): 20718880

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 4327, 5072, 8654, 17308, 34616, 69232, 1371659, 2743318, 5486636, 10973272, 21946544]

約数ペア:

[(1, 21946544), (2, 10973272), (4, 5486636), (8, 2743318), (16, 1371659), (317, 69232), (634, 34616), (1268, 17308), (2536, 8654), (4327, 5072)]