21705392

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{22993}}^1$

素因数の和:23060

約数の個数: 20

約数和(自身を含む): 42768840

約数和(自身を除く): 21063448

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 22993, 45986, 91972, 183944, 367888, 1356587, 2713174, 5426348, 10852696, 21705392]

約数ペア:

[(1, 21705392), (2, 10852696), (4, 5426348), (8, 2713174), (16, 1356587), (59, 367888), (118, 183944), (236, 91972), (472, 45986), (944, 22993)]