21346180

素因数分解:

$2^2\times 5^1\times {\mathrm{877}}^1\times {\mathrm{1217}}^1$

素因数の和:2103

約数の個数: 24

約数和(自身を含む): 44914968

約数和(自身を除く): 23568788

約数列:

[1, 2, 4, 5, 10, 20, 877, 1217, 1754, 2434, 3508, 4385, 4868, 6085, 8770, 12170, 17540, 24340, 1067309, 2134618, 4269236, 5336545, 10673090, 21346180]

約数ペア:

[(1, 21346180), (2, 10673090), (4, 5336545), (5, 4269236), (10, 2134618), (20, 1067309), (877, 24340), (1217, 17540), (1754, 12170), (2434, 8770), (3508, 6085), (4385, 4868)]