21456202

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{4937}}^1$

素因数の和:5033

約数の個数: 16

約数和(自身を含む): 33598152

約数和(自身を除く): 12141950

約数列:

[1, 2, 41, 53, 82, 106, 2173, 4346, 4937, 9874, 202417, 261661, 404834, 523322, 10728101, 21456202]

約数ペア:

[(1, 21456202), (2, 10728101), (41, 523322), (53, 404834), (82, 261661), (106, 202417), (2173, 9874), (4346, 4937)]