21277322

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{4337}}^1$

素因数の和:4573

約数の個数: 16

約数和(自身を含む): 34981632

約数和(自身を除く): 13704310

約数列:

[1, 2, 11, 22, 223, 446, 2453, 4337, 4906, 8674, 47707, 95414, 967151, 1934302, 10638661, 21277322]

約数ペア:

[(1, 21277322), (2, 10638661), (11, 1934302), (22, 967151), (223, 95414), (446, 47707), (2453, 8674), (4337, 4906)]