21734968

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{87641}}^1$

素因数の和:87678

約数の個数: 16

約数和(自身を含む): 42068160

約数和(自身を除く): 20333192

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 87641, 175282, 350564, 701128, 2716871, 5433742, 10867484, 21734968]

約数ペア:

[(1, 21734968), (2, 10867484), (4, 5433742), (8, 2716871), (31, 701128), (62, 350564), (124, 175282), (248, 87641)]