8421972

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53987}}^1$

素因数の和:54007

約数の個数: 24

約数和(自身を含む): 21163296

約数和(自身を除く): 12741324

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 53987, 107974, 161961, 215948, 323922, 647844, 701831, 1403662, 2105493, 2807324, 4210986, 8421972]

約数ペア:

[(1, 8421972), (2, 4210986), (3, 2807324), (4, 2105493), (6, 1403662), (12, 701831), (13, 647844), (26, 323922), (39, 215948), (52, 161961), (78, 107974), (156, 53987)]