21104944

素因数分解:

$2^4\times 7^1\times {\mathrm{188437}}^1$

素因数の和:188452

約数の個数: 20

約数和(自身を含む): 46732624

約数和(自身を除く): 25627680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 188437, 376874, 753748, 1319059, 1507496, 2638118, 3014992, 5276236, 10552472, 21104944]

約数ペア:

[(1, 21104944), (2, 10552472), (4, 5276236), (7, 3014992), (8, 2638118), (14, 1507496), (16, 1319059), (28, 753748), (56, 376874), (112, 188437)]