21362618

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1\times {\mathrm{839}}^1$

素因数の和:1309

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 11901382

約数列:

[1, 2, 29, 58, 439, 839, 878, 1678, 12731, 24331, 25462, 48662, 368321, 736642, 10681309, 21362618]

約数ペア:

[(1, 21362618), (2, 10681309), (29, 736642), (58, 368321), (439, 48662), (839, 25462), (878, 24331), (1678, 12731)]