21082712

素因数分解:

$2^3\times 7^1\times {\mathrm{376477}}^1$

素因数の和:376490

約数の個数: 16

約数和(自身を含む): 45177360

約数和(自身を除く): 24094648

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 376477, 752954, 1505908, 2635339, 3011816, 5270678, 10541356, 21082712]

約数ペア:

[(1, 21082712), (2, 10541356), (4, 5270678), (7, 3011816), (8, 2635339), (14, 1505908), (28, 752954), (56, 376477)]