21684456

素因数分解:

$2^3\times 3^3\times {\mathrm{100391}}^1$

素因数の和:100406

約数の個数: 32

約数和(自身を含む): 60235200

約数和(自身を除く): 38550744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 108, 216, 100391, 200782, 301173, 401564, 602346, 803128, 903519, 1204692, 1807038, 2409384, 2710557, 3614076, 5421114, 7228152, 10842228, 21684456]

約数ペア:

[(1, 21684456), (2, 10842228), (3, 7228152), (4, 5421114), (6, 3614076), (8, 2710557), (9, 2409384), (12, 1807038), (18, 1204692), (24, 903519), (27, 803128), (36, 602346), (54, 401564), (72, 301173), (108, 200782), (216, 100391)]