21081474

素因数分解:

$2^1\times 3^2\times {\mathrm{47}}^1\times {\mathrm{24919}}^1$

素因数の和:24974

約数の個数: 24

約数和(自身を含む): 46650240

約数和(自身を除く): 25568766

約数列:

[1, 2, 3, 6, 9, 18, 47, 94, 141, 282, 423, 846, 24919, 49838, 74757, 149514, 224271, 448542, 1171193, 2342386, 3513579, 7027158, 10540737, 21081474]

約数ペア:

[(1, 21081474), (2, 10540737), (3, 7027158), (6, 3513579), (9, 2342386), (18, 1171193), (47, 448542), (94, 224271), (141, 149514), (282, 74757), (423, 49838), (846, 24919)]