21411376

素因数分解:

$2^4\times 7^1\times {\mathrm{191173}}^1$

素因数の和:191188

約数の個数: 20

約数和(自身を含む): 47411152

約数和(自身を除く): 25999776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 191173, 382346, 764692, 1338211, 1529384, 2676422, 3058768, 5352844, 10705688, 21411376]

約数ペア:

[(1, 21411376), (2, 10705688), (4, 5352844), (7, 3058768), (8, 2676422), (14, 1529384), (16, 1338211), (28, 764692), (56, 382346), (112, 191173)]