21846712

素因数分解:

$2^3\times {\mathrm{103}}^1\times {\mathrm{26513}}^1$

素因数の和:26622

約数の個数: 16

約数和(自身を含む): 41361840

約数和(自身を除く): 19515128

約数列:

[1, 2, 4, 8, 103, 206, 412, 824, 26513, 53026, 106052, 212104, 2730839, 5461678, 10923356, 21846712]

約数ペア:

[(1, 21846712), (2, 10923356), (4, 5461678), (8, 2730839), (103, 212104), (206, 106052), (412, 53026), (824, 26513)]