20211059140

素因数分解:

$2^2\times 5^1\times {\mathrm{1867}}^1\times {\mathrm{541271}}^1$

素因数の和:543147

約数の個数: 24

約数和(自身を含む): 42466036032

約数和(自身を除く): 22254976892

約数列:

[1, 2, 4, 5, 10, 20, 1867, 3734, 7468, 9335, 18670, 37340, 541271, 1082542, 2165084, 2706355, 5412710, 10825420, 1010552957, 2021105914, 4042211828, 5052764785, 10105529570, 20211059140]

約数ペア:

[(1, 20211059140), (2, 10105529570), (4, 5052764785), (5, 4042211828), (10, 2021105914), (20, 1010552957), (1867, 10825420), (3734, 5412710), (7468, 2706355), (9335, 2165084), (18670, 1082542), (37340, 541271)]