21000598842

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{519997}}^1$

素因数の和:520182

約数の個数: 32

約数和(自身を含む): 43130714112

約数和(自身を除く): 22130115270

約数列:

[1, 2, 3, 6, 53, 106, 127, 159, 254, 318, 381, 762, 6731, 13462, 20193, 40386, 519997, 1039994, 1559991, 3119982, 27559841, 55119682, 66039619, 82679523, 132079238, 165359046, 198118857, 396237714, 3500099807, 7000199614, 10500299421, 21000598842]

約数ペア:

[(1, 21000598842), (2, 10500299421), (3, 7000199614), (6, 3500099807), (53, 396237714), (106, 198118857), (127, 165359046), (159, 132079238), (254, 82679523), (318, 66039619), (381, 55119682), (762, 27559841), (6731, 3119982), (13462, 1559991), (20193, 1039994), (40386, 519997)]