21574616

素因数分解:

$2^3\times 7^1\times {\mathrm{385261}}^1$

素因数の和:385274

約数の個数: 16

約数和(自身を含む): 46231440

約数和(自身を除く): 24656824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 385261, 770522, 1541044, 2696827, 3082088, 5393654, 10787308, 21574616]

約数ペア:

[(1, 21574616), (2, 10787308), (4, 5393654), (7, 3082088), (8, 2696827), (14, 1541044), (28, 770522), (56, 385261)]