21316306

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{563}}^1\times {\mathrm{1721}}^1$

素因数の和:2297

約数の個数: 16

約数和(自身を含む): 34963488

約数和(自身を除く): 13647182

約数列:

[1, 2, 11, 22, 563, 1126, 1721, 3442, 6193, 12386, 18931, 37862, 968923, 1937846, 10658153, 21316306]

約数ペア:

[(1, 21316306), (2, 10658153), (11, 1937846), (22, 968923), (563, 37862), (1126, 18931), (1721, 12386), (3442, 6193)]