21543133052

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40494611}}^1$

素因数の和:40494641

約数の個数: 24

約数和(自身を含む): 45353965440

約数和(自身を除く): 23810832388

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 40494611, 80989222, 161978444, 283462277, 566924554, 769397609, 1133849108, 1538795218, 3077590436, 5385783263, 10771566526, 21543133052]

約数ペア:

[(1, 21543133052), (2, 10771566526), (4, 5385783263), (7, 3077590436), (14, 1538795218), (19, 1133849108), (28, 769397609), (38, 566924554), (76, 283462277), (133, 161978444), (266, 80989222), (532, 40494611)]