21445254

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{25349}}^1$

素因数の和:25404

約数の個数: 24

約数和(自身を含む): 47455200

約数和(自身を除く): 26009946

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 25349, 50698, 76047, 152094, 228141, 456282, 1191403, 2382806, 3574209, 7148418, 10722627, 21445254]

約数ペア:

[(1, 21445254), (2, 10722627), (3, 7148418), (6, 3574209), (9, 2382806), (18, 1191403), (47, 456282), (94, 228141), (141, 152094), (282, 76047), (423, 50698), (846, 25349)]