2021288045

素因数分解:

$5^1\times 7^1\times {\mathrm{8821}}^1\times {\mathrm{6547}}^1$

素因数の和:15380

約数の個数: 16

約数和(自身を含む): 2772789888

約数和(自身を除く): 751501843

約数列:

[1, 5, 7, 35, 6547, 8821, 32735, 44105, 45829, 61747, 229145, 308735, 57751087, 288755435, 404257609, 2021288045]

約数ペア:

[(1, 2021288045), (5, 404257609), (7, 288755435), (35, 57751087), (6547, 308735), (8821, 229145), (32735, 61747), (44105, 45829)]