21689338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{6529}}^1$

素因数の和:6693

約数の個数: 16

約数和(自身を含む): 35732160

約数和(自身を除く): 14042822

約数列:

[1, 2, 11, 22, 151, 302, 1661, 3322, 6529, 13058, 71819, 143638, 985879, 1971758, 10844669, 21689338]

約数ペア:

[(1, 21689338), (2, 10844669), (11, 1971758), (22, 985879), (151, 143638), (302, 71819), (1661, 13058), (3322, 6529)]