21089969131

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{29429}}^1$

素因数の和:29715

約数の個数: 32

約数和(自身を含む): 27054881280

約数和(自身を除く): 5964912149

約数列:

[1, 7, 11, 41, 77, 227, 287, 451, 1589, 2497, 3157, 9307, 17479, 29429, 65149, 102377, 206003, 323719, 716639, 1206589, 2266033, 6680383, 8446123, 13272479, 46762681, 73484213, 92907353, 273895703, 514389491, 1917269921, 3012852733, 21089969131]

約数ペア:

[(1, 21089969131), (7, 3012852733), (11, 1917269921), (41, 514389491), (77, 273895703), (227, 92907353), (287, 73484213), (451, 46762681), (1589, 13272479), (2497, 8446123), (3157, 6680383), (9307, 2266033), (17479, 1206589), (29429, 716639), (65149, 323719), (102377, 206003)]