21274306

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{419}}^1\times {\mathrm{479}}^1$

素因数の和:953

約数の個数: 16

約数和(自身を含む): 32659200

約数和(自身を除く): 11384894

約数列:

[1, 2, 53, 106, 419, 479, 838, 958, 22207, 25387, 44414, 50774, 200701, 401402, 10637153, 21274306]

約数ペア:

[(1, 21274306), (2, 10637153), (53, 401402), (106, 200701), (419, 50774), (479, 44414), (838, 25387), (958, 22207)]