21132944

素因数分解:

$2^4\times 7^1\times {\mathrm{188687}}^1$

素因数の和:188702

約数の個数: 20

約数和(自身を含む): 46794624

約数和(自身を除く): 25661680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188687, 377374, 754748, 1320809, 1509496, 2641618, 3018992, 5283236, 10566472, 21132944]

約数ペア:

[(1, 21132944), (2, 10566472), (4, 5283236), (7, 3018992), (8, 2641618), (14, 1509496), (16, 1320809), (28, 754748), (56, 377374), (112, 188687)]