21908095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{1051}}^1$

素因数の和:1446

約数の個数: 16

約数和(自身を含む): 28782720

約数和(自身を除く): 6874625

約数列:

[1, 5, 11, 55, 379, 1051, 1895, 4169, 5255, 11561, 20845, 57805, 398329, 1991645, 4381619, 21908095]

約数ペア:

[(1, 21908095), (5, 4381619), (11, 1991645), (55, 398329), (379, 57805), (1051, 20845), (1895, 11561), (4169, 5255)]