21290544

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13441}}^1$

素因数の和:13466

約数の個数: 60

約数和(自身を含む): 65005512

約数和(自身を除く): 43714968

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 198, 264, 396, 528, 792, 1584, 13441, 26882, 40323, 53764, 80646, 107528, 120969, 147851, 161292, 215056, 241938, 295702, 322584, 443553, 483876, 591404, 645168, 887106, 967752, 1182808, 1330659, 1774212, 1935504, 2365616, 2661318, 3548424, 5322636, 7096848, 10645272, 21290544]

約数ペア:

[(1, 21290544), (2, 10645272), (3, 7096848), (4, 5322636), (6, 3548424), (8, 2661318), (9, 2365616), (11, 1935504), (12, 1774212), (16, 1330659), (18, 1182808), (22, 967752), (24, 887106), (33, 645168), (36, 591404), (44, 483876), (48, 443553), (66, 322584), (72, 295702), (88, 241938), (99, 215056), (132, 161292), (144, 147851), (176, 120969), (198, 107528), (264, 80646), (396, 53764), (528, 40323), (792, 26882), (1584, 13441)]