21221594

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{24281}}^1$

素因数の和:24325

約数の個数: 16

約数和(自身を含む): 34966080

約数和(自身を除く): 13744486

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 24281, 48562, 461339, 558463, 922678, 1116926, 10610797, 21221594]

約数ペア:

[(1, 21221594), (2, 10610797), (19, 1116926), (23, 922678), (38, 558463), (46, 461339), (437, 48562), (874, 24281)]