21658532

素因数分解:

$2^2\times 7^1\times {\mathrm{709}}^1\times {\mathrm{1091}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 43417920

約数和(自身を除く): 21759388

約数列:

[1, 2, 4, 7, 14, 28, 709, 1091, 1418, 2182, 2836, 4364, 4963, 7637, 9926, 15274, 19852, 30548, 773519, 1547038, 3094076, 5414633, 10829266, 21658532]

約数ペア:

[(1, 21658532), (2, 10829266), (4, 5414633), (7, 3094076), (14, 1547038), (28, 773519), (709, 30548), (1091, 19852), (1418, 15274), (2182, 9926), (2836, 7637), (4364, 4963)]