21192276

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{252289}}^1$

素因数の和:252303

約数の個数: 24

約数和(自身を含む): 56512960

約数和(自身を除く): 35320684

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 252289, 504578, 756867, 1009156, 1513734, 1766023, 3027468, 3532046, 5298069, 7064092, 10596138, 21192276]

約数ペア:

[(1, 21192276), (2, 10596138), (3, 7064092), (4, 5298069), (6, 3532046), (7, 3027468), (12, 1766023), (14, 1513734), (21, 1009156), (28, 756867), (42, 504578), (84, 252289)]