21960772

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{31}}^2\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 36

約数和(自身を含む): 41288940

約数和(自身を除く): 19328168

約数列:

[1, 2, 4, 29, 31, 58, 62, 116, 124, 197, 394, 788, 899, 961, 1798, 1922, 3596, 3844, 5713, 6107, 11426, 12214, 22852, 24428, 27869, 55738, 111476, 177103, 189317, 354206, 378634, 708412, 757268, 5490193, 10980386, 21960772]

約数ペア:

[(1, 21960772), (2, 10980386), (4, 5490193), (29, 757268), (31, 708412), (58, 378634), (62, 354206), (116, 189317), (124, 177103), (197, 111476), (394, 55738), (788, 27869), (899, 24428), (961, 22852), (1798, 12214), (1922, 11426), (3596, 6107), (3844, 5713)]