21361894

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:564

約数の個数: 32

約数和(自身を含む): 36080640

約数和(自身を除く): 14718746

約数列:

[1, 2, 17, 23, 34, 46, 59, 118, 391, 463, 782, 926, 1003, 1357, 2006, 2714, 7871, 10649, 15742, 21298, 23069, 27317, 46138, 54634, 181033, 362066, 464389, 628291, 928778, 1256582, 10680947, 21361894]

約数ペア:

[(1, 21361894), (2, 10680947), (17, 1256582), (23, 928778), (34, 628291), (46, 464389), (59, 362066), (118, 181033), (391, 54634), (463, 46138), (782, 27317), (926, 23069), (1003, 21298), (1357, 15742), (2006, 10649), (2714, 7871)]