20211338

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{27239}}^1$

素因数の和:27301

約数の個数: 16

約数和(自身を含む): 35303040

約数和(自身を除く): 15091702

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 27239, 54478, 190673, 381346, 1443667, 2887334, 10105669, 20211338]

約数ペア:

[(1, 20211338), (2, 10105669), (7, 2887334), (14, 1443667), (53, 381346), (106, 190673), (371, 54478), (742, 27239)]