21204577233

素因数分解:

$3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{32429}}^1$

素因数の和:32646

約数の個数: 48

約数和(自身を含む): 35696868480

約数和(自身を除く): 14492291247

約数列:

[1, 3, 7, 9, 21, 63, 97, 107, 291, 321, 679, 749, 873, 963, 2037, 2247, 6111, 6741, 10379, 31137, 32429, 72653, 93411, 97287, 217959, 227003, 291861, 653877, 681009, 2043027, 3145613, 3469903, 9436839, 10409709, 22019291, 24289321, 28310517, 31229127, 66057873, 72867963, 198173619, 218603889, 336580591, 1009741773, 2356064137, 3029225319, 7068192411, 21204577233]

約数ペア:

[(1, 21204577233), (3, 7068192411), (7, 3029225319), (9, 2356064137), (21, 1009741773), (63, 336580591), (97, 218603889), (107, 198173619), (291, 72867963), (321, 66057873), (679, 31229127), (749, 28310517), (873, 24289321), (963, 22019291), (2037, 10409709), (2247, 9436839), (6111, 3469903), (6741, 3145613), (10379, 2043027), (31137, 681009), (32429, 653877), (72653, 291861), (93411, 227003), (97287, 217959)]