21788466

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{12653}}^1$

素因数の和:12706

約数の個数: 32

約数和(自身を含む): 51020928

約数和(自身を除く): 29232462

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 82, 123, 246, 287, 574, 861, 1722, 12653, 25306, 37959, 75918, 88571, 177142, 265713, 518773, 531426, 1037546, 1556319, 3112638, 3631411, 7262822, 10894233, 21788466]

約数ペア:

[(1, 21788466), (2, 10894233), (3, 7262822), (6, 3631411), (7, 3112638), (14, 1556319), (21, 1037546), (41, 531426), (42, 518773), (82, 265713), (123, 177142), (246, 88571), (287, 75918), (574, 37959), (861, 25306), (1722, 12653)]