21603758

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{379}}^1\times {\mathrm{2591}}^1$

素因数の和:2983

約数の個数: 16

約数和(自身を含む): 35458560

約数和(自身を除く): 13854802

約数列:

[1, 2, 11, 22, 379, 758, 2591, 4169, 5182, 8338, 28501, 57002, 981989, 1963978, 10801879, 21603758]

約数ペア:

[(1, 21603758), (2, 10801879), (11, 1963978), (22, 981989), (379, 57002), (758, 28501), (2591, 8338), (4169, 5182)]