21722709652

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{40832161}}^1$

素因数の和:40832191

約数の個数: 24

約数和(自身を含む): 45732021440

約数和(自身を除く): 24009311788

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 40832161, 81664322, 163328644, 285825127, 571650254, 775811059, 1143300508, 1551622118, 3103244236, 5430677413, 10861354826, 21722709652]

約数ペア:

[(1, 21722709652), (2, 10861354826), (4, 5430677413), (7, 3103244236), (14, 1551622118), (19, 1143300508), (28, 775811059), (38, 571650254), (76, 285825127), (133, 163328644), (266, 81664322), (532, 40832161)]