21084858

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{24923}}^1$

素因数の和:24978

約数の個数: 24

約数和(自身を含む): 46657728

約数和(自身を除く): 25572870

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 24923, 49846, 74769, 149538, 224307, 448614, 1171381, 2342762, 3514143, 7028286, 10542429, 21084858]

約数ペア:

[(1, 21084858), (2, 10542429), (3, 7028286), (6, 3514143), (9, 2342762), (18, 1171381), (47, 448614), (94, 224307), (141, 149538), (282, 74769), (423, 49846), (846, 24923)]