21185814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{5779}}^1$

素因数の和:5844

約数の個数: 32

約数和(自身を含む): 46609920

約数和(自身を除く): 25424106

約数列:

[1, 2, 3, 6, 13, 26, 39, 47, 78, 94, 141, 282, 611, 1222, 1833, 3666, 5779, 11558, 17337, 34674, 75127, 150254, 225381, 271613, 450762, 543226, 814839, 1629678, 3530969, 7061938, 10592907, 21185814]

約数ペア:

[(1, 21185814), (2, 10592907), (3, 7061938), (6, 3530969), (13, 1629678), (26, 814839), (39, 543226), (47, 450762), (78, 271613), (94, 225381), (141, 150254), (282, 75127), (611, 34674), (1222, 17337), (1833, 11558), (3666, 5779)]