21434104

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{39989}}^1$

素因数の和:40062

約数の個数: 16

約数和(自身を含む): 40789800

約数和(自身を除く): 19355696

約数列:

[1, 2, 4, 8, 67, 134, 268, 536, 39989, 79978, 159956, 319912, 2679263, 5358526, 10717052, 21434104]

約数ペア:

[(1, 21434104), (2, 10717052), (4, 5358526), (8, 2679263), (67, 319912), (134, 159956), (268, 79978), (536, 39989)]