211345456

素因数分解:

$2^4\times 7^1\times {\mathrm{1887013}}^1$

素因数の和:1887028

約数の個数: 20

約数和(自身を含む): 467979472

約数和(自身を除く): 256634016

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1887013, 3774026, 7548052, 13209091, 15096104, 26418182, 30192208, 52836364, 105672728, 211345456]

約数ペア:

[(1, 211345456), (2, 105672728), (4, 52836364), (7, 30192208), (8, 26418182), (14, 15096104), (16, 13209091), (28, 7548052), (56, 3774026), (112, 1887013)]