21834395

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{4783}}^1$

素因数の和:4882

約数の個数: 16

約数和(自身を含む): 28933632

約数和(自身を除く): 7099237

約数列:

[1, 5, 11, 55, 83, 415, 913, 4565, 4783, 23915, 52613, 263065, 396989, 1984945, 4366879, 21834395]

約数ペア:

[(1, 21834395), (5, 4366879), (11, 1984945), (55, 396989), (83, 263065), (415, 52613), (913, 23915), (4565, 4783)]