21003862

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{337}}^1\times {\mathrm{2833}}^1$

素因数の和:3183

約数の個数: 16

約数和(自身を含む): 34484112

約数和(自身を除く): 13480250

約数列:

[1, 2, 11, 22, 337, 674, 2833, 3707, 5666, 7414, 31163, 62326, 954721, 1909442, 10501931, 21003862]

約数ペア:

[(1, 21003862), (2, 10501931), (11, 1909442), (22, 954721), (337, 62326), (674, 31163), (2833, 7414), (3707, 5666)]