21231650

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{38603}}^1$

素因数の和:38626

約数の個数: 24

約数和(自身を含む): 43082064

約数和(自身を除く): 21850414

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 110, 275, 550, 38603, 77206, 193015, 386030, 424633, 849266, 965075, 1930150, 2123165, 4246330, 10615825, 21231650]

約数ペア:

[(1, 21231650), (2, 10615825), (5, 4246330), (10, 2123165), (11, 1930150), (22, 965075), (25, 849266), (50, 424633), (55, 386030), (110, 193015), (275, 77206), (550, 38603)]