21002502

素因数分解:

$2^1\times 3^1\times {\mathrm{281}}^1\times {\mathrm{12457}}^1$

素因数の和:12743

約数の個数: 16

約数和(自身を含む): 42157872

約数和(自身を除く): 21155370

約数列:

[1, 2, 3, 6, 281, 562, 843, 1686, 12457, 24914, 37371, 74742, 3500417, 7000834, 10501251, 21002502]

約数ペア:

[(1, 21002502), (2, 10501251), (3, 7000834), (6, 3500417), (281, 74742), (562, 37371), (843, 24914), (1686, 12457)]