21302105

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{22783}}^1$

素因数の和:22816

約数の個数: 16

約数和(自身を含む): 29528064

約数和(自身を除く): 8225959

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 22783, 113915, 250613, 387311, 1253065, 1936555, 4260421, 21302105]

約数ペア:

[(1, 21302105), (5, 4260421), (11, 1936555), (17, 1253065), (55, 387311), (85, 250613), (187, 113915), (935, 22783)]