21983218

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{1409}}^1$

素因数の和:1709

約数の個数: 16

約数和(自身を含む): 34263000

約数和(自身を除く): 12279782

約数列:

[1, 2, 29, 58, 269, 538, 1409, 2818, 7801, 15602, 40861, 81722, 379021, 758042, 10991609, 21983218]

約数ペア:

[(1, 21983218), (2, 10991609), (29, 758042), (58, 379021), (269, 81722), (538, 40861), (1409, 15602), (2818, 7801)]