21113412

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{24781}}^1$

素因数の和:24859

約数の個数: 24

約数和(自身を含む): 49960512

約数和(自身を除く): 28847100

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 24781, 49562, 74343, 99124, 148686, 297372, 1759451, 3518902, 5278353, 7037804, 10556706, 21113412]

約数ペア:

[(1, 21113412), (2, 10556706), (3, 7037804), (4, 5278353), (6, 3518902), (12, 1759451), (71, 297372), (142, 148686), (213, 99124), (284, 74343), (426, 49562), (852, 24781)]