21876272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124297}}^1$

素因数の和:124316

約数の個数: 20

約数和(自身を含む): 46238856

約数和(自身を除く): 24362584

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124297, 248594, 497188, 994376, 1367267, 1988752, 2734534, 5469068, 10938136, 21876272]

約数ペア:

[(1, 21876272), (2, 10938136), (4, 5469068), (8, 2734534), (11, 1988752), (16, 1367267), (22, 994376), (44, 497188), (88, 248594), (176, 124297)]