21900456

素因数分解:

$2^3\times 3^4\times {\mathrm{33797}}^1$

素因数の和:33815

約数の個数: 40

約数和(自身を含む): 61343370

約数和(自身を除く): 39442914

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 33797, 67594, 101391, 135188, 202782, 270376, 304173, 405564, 608346, 811128, 912519, 1216692, 1825038, 2433384, 2737557, 3650076, 5475114, 7300152, 10950228, 21900456]

約数ペア:

[(1, 21900456), (2, 10950228), (3, 7300152), (4, 5475114), (6, 3650076), (8, 2737557), (9, 2433384), (12, 1825038), (18, 1216692), (24, 912519), (27, 811128), (36, 608346), (54, 405564), (72, 304173), (81, 270376), (108, 202782), (162, 135188), (216, 101391), (324, 67594), (648, 33797)]