21270782

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22111}}^1$

素因数の和:22163

約数の個数: 16

約数和(自身を含む): 35290752

約数和(自身を除く): 14019970

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 22111, 44222, 287443, 574886, 818107, 1636214, 10635391, 21270782]

約数ペア:

[(1, 21270782), (2, 10635391), (13, 1636214), (26, 818107), (37, 574886), (74, 287443), (481, 44222), (962, 22111)]