21768308

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{587}}^1$

素因数の和:791

約数の個数: 24

約数和(自身を含む): 38986752

約数和(自身を除く): 17218444

約数列:

[1, 2, 4, 73, 127, 146, 254, 292, 508, 587, 1174, 2348, 9271, 18542, 37084, 42851, 74549, 85702, 149098, 171404, 298196, 5442077, 10884154, 21768308]

約数ペア:

[(1, 21768308), (2, 10884154), (4, 5442077), (73, 298196), (127, 171404), (146, 149098), (254, 85702), (292, 74549), (508, 42851), (587, 37084), (1174, 18542), (2348, 9271)]