21459632

素因数分解:

$2^4\times {\mathrm{317}}^1\times {\mathrm{4231}}^1$

素因数の和:4556

約数の個数: 20

約数和(自身を含む): 41719056

約数和(自身を除く): 20259424

約数列:

[1, 2, 4, 8, 16, 317, 634, 1268, 2536, 4231, 5072, 8462, 16924, 33848, 67696, 1341227, 2682454, 5364908, 10729816, 21459632]

約数ペア:

[(1, 21459632), (2, 10729816), (4, 5364908), (8, 2682454), (16, 1341227), (317, 67696), (634, 33848), (1268, 16924), (2536, 8462), (4231, 5072)]