21495593

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{7027}}^1$

素因数の和:7076

約数の個数: 16

約数和(自身を含む): 26987520

約数和(自身を除く): 5491927

約数列:

[1, 7, 19, 23, 133, 161, 437, 3059, 7027, 49189, 133513, 161621, 934591, 1131347, 3070799, 21495593]

約数ペア:

[(1, 21495593), (7, 3070799), (19, 1131347), (23, 934591), (133, 161621), (161, 133513), (437, 49189), (3059, 7027)]