16842105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 33705984

約数和(自身を除く): 16863879

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 315, 381, 421, 635, 889, 1143, 1263, 1905, 2105, 2667, 2947, 3789, 4445, 5715, 6315, 8001, 8841, 13335, 14735, 18945, 26523, 40005, 44205, 53467, 132615, 160401, 267335, 374269, 481203, 802005, 1122807, 1871345, 2406015, 3368421, 5614035, 16842105]

約数ペア:

[(1, 16842105), (3, 5614035), (5, 3368421), (7, 2406015), (9, 1871345), (15, 1122807), (21, 802005), (35, 481203), (45, 374269), (63, 267335), (105, 160401), (127, 132615), (315, 53467), (381, 44205), (421, 40005), (635, 26523), (889, 18945), (1143, 14735), (1263, 13335), (1905, 8841), (2105, 8001), (2667, 6315), (2947, 5715), (3789, 4445)]