21780692782

素因数分解:

$2^1\times {\mathrm{397}}^1\times {\mathrm{5167}}^1\times {\mathrm{5309}}^1$

素因数の和:10875

約数の個数: 16

約数和(自身を含む): 32765843520

約数和(自身を除く): 10985150738

約数列:

[1, 2, 397, 794, 5167, 5309, 10334, 10618, 2051299, 2107673, 4102598, 4215346, 27431603, 54863206, 10890346391, 21780692782]

約数ペア:

[(1, 21780692782), (2, 10890346391), (397, 54863206), (794, 27431603), (5167, 4215346), (5309, 4102598), (10334, 2107673), (10618, 2051299)]