21101794

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{88663}}^1$

素因数の和:88689

約数の個数: 16

約数和(自身を含む): 38302848

約数和(自身を除く): 17201054

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 88663, 177326, 620641, 1241282, 1507271, 3014542, 10550897, 21101794]

約数ペア:

[(1, 21101794), (2, 10550897), (7, 3014542), (14, 1507271), (17, 1241282), (34, 620641), (119, 177326), (238, 88663)]