21855276

素因数分解:

$2^2\times 3^2\times {\mathrm{607091}}^1$

素因数の和:607101

約数の個数: 18

約数和(自身を含む): 55245372

約数和(自身を除く): 33390096

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 607091, 1214182, 1821273, 2428364, 3642546, 5463819, 7285092, 10927638, 21855276]

約数ペア:

[(1, 21855276), (2, 10927638), (3, 7285092), (4, 5463819), (6, 3642546), (9, 2428364), (12, 1821273), (18, 1214182), (36, 607091)]