21537103668

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2196767}}^1$

素因数の和:2196836

約数の個数: 48

約数和(自身を含む): 54128363520

約数和(自身を除く): 32591259852

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 43, 57, 76, 86, 114, 129, 172, 228, 258, 516, 817, 1634, 2451, 3268, 4902, 9804, 2196767, 4393534, 6590301, 8787068, 13180602, 26361204, 41738573, 83477146, 94460981, 125215719, 166954292, 188921962, 250431438, 283382943, 377843924, 500862876, 566765886, 1133531772, 1794758639, 3589517278, 5384275917, 7179034556, 10768551834, 21537103668]

約数ペア:

[(1, 21537103668), (2, 10768551834), (3, 7179034556), (4, 5384275917), (6, 3589517278), (12, 1794758639), (19, 1133531772), (38, 566765886), (43, 500862876), (57, 377843924), (76, 283382943), (86, 250431438), (114, 188921962), (129, 166954292), (172, 125215719), (228, 94460981), (258, 83477146), (516, 41738573), (817, 26361204), (1634, 13180602), (2451, 8787068), (3268, 6590301), (4902, 4393534), (9804, 2196767)]