21938433

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{1709}}^1$

素因数の和:2112

約数の個数: 16

約数和(自身を含む): 32011200

約数和(自身を除く): 10072767

約数列:

[1, 3, 11, 33, 389, 1167, 1709, 4279, 5127, 12837, 18799, 56397, 664801, 1994403, 7312811, 21938433]

約数ペア:

[(1, 21938433), (3, 7312811), (11, 1994403), (33, 664801), (389, 56397), (1167, 18799), (1709, 12837), (4279, 5127)]