21735952

素因数分解:

$2^4\times 7^1\times {\mathrm{194071}}^1$

素因数の和:194086

約数の個数: 20

約数和(自身を含む): 48129856

約数和(自身を除く): 26393904

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 194071, 388142, 776284, 1358497, 1552568, 2716994, 3105136, 5433988, 10867976, 21735952]

約数ペア:

[(1, 21735952), (2, 10867976), (4, 5433988), (7, 3105136), (8, 2716994), (14, 1552568), (16, 1358497), (28, 776284), (56, 388142), (112, 194071)]