21673266

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:499

約数の個数: 48

約数和(自身を含む): 47744640

約数和(自身を除く): 26071374

約数列:

[1, 2, 3, 6, 17, 29, 34, 51, 58, 87, 102, 174, 289, 431, 493, 578, 862, 867, 986, 1293, 1479, 1734, 2586, 2958, 7327, 8381, 12499, 14654, 16762, 21981, 24998, 25143, 37497, 43962, 50286, 74994, 124559, 212483, 249118, 373677, 424966, 637449, 747354, 1274898, 3612211, 7224422, 10836633, 21673266]

約数ペア:

[(1, 21673266), (2, 10836633), (3, 7224422), (6, 3612211), (17, 1274898), (29, 747354), (34, 637449), (51, 424966), (58, 373677), (87, 249118), (102, 212483), (174, 124559), (289, 74994), (431, 50286), (493, 43962), (578, 37497), (862, 25143), (867, 24998), (986, 21981), (1293, 16762), (1479, 14654), (1734, 12499), (2586, 8381), (2958, 7327)]