16721352

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3271}}^1$

素因数の和:3354

約数の個数: 48

約数和(自身を含む): 45938880

約数和(自身を除く): 29217528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 3271, 5112, 6542, 9813, 13084, 19626, 26168, 29439, 39252, 58878, 78504, 117756, 232241, 235512, 464482, 696723, 928964, 1393446, 1857928, 2090169, 2786892, 4180338, 5573784, 8360676, 16721352]

約数ペア:

[(1, 16721352), (2, 8360676), (3, 5573784), (4, 4180338), (6, 2786892), (8, 2090169), (9, 1857928), (12, 1393446), (18, 928964), (24, 696723), (36, 464482), (71, 235512), (72, 232241), (142, 117756), (213, 78504), (284, 58878), (426, 39252), (568, 29439), (639, 26168), (852, 19626), (1278, 13084), (1704, 9813), (2556, 6542), (3271, 5112)]