21827082

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 49144320

約数和(自身を除く): 27317238

約数列:

[1, 2, 3, 6, 17, 29, 34, 47, 51, 58, 87, 94, 102, 141, 157, 174, 282, 314, 471, 493, 799, 942, 986, 1363, 1479, 1598, 2397, 2669, 2726, 2958, 4089, 4553, 4794, 5338, 7379, 8007, 8178, 9106, 13659, 14758, 16014, 22137, 23171, 27318, 44274, 46342, 69513, 77401, 125443, 139026, 154802, 213991, 232203, 250886, 376329, 427982, 464406, 641973, 752658, 1283946, 3637847, 7275694, 10913541, 21827082]

約数ペア:

[(1, 21827082), (2, 10913541), (3, 7275694), (6, 3637847), (17, 1283946), (29, 752658), (34, 641973), (47, 464406), (51, 427982), (58, 376329), (87, 250886), (94, 232203), (102, 213991), (141, 154802), (157, 139026), (174, 125443), (282, 77401), (314, 69513), (471, 46342), (493, 44274), (799, 27318), (942, 23171), (986, 22137), (1363, 16014), (1479, 14758), (1598, 13659), (2397, 9106), (2669, 8178), (2726, 8007), (2958, 7379), (4089, 5338), (4553, 4794)]