21340809747

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{613}}^1\times {\mathrm{22621}}^1$

素因数の和:23265

約数の個数: 40

約数和(自身を含む): 33613577360

約数和(自身を除く): 12272767613

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 613, 1539, 1839, 5517, 11647, 16551, 22621, 34941, 49653, 67863, 104823, 203589, 314469, 429799, 610767, 943407, 1289397, 1832301, 3868191, 11604573, 13866673, 34813719, 41600019, 124800057, 263466787, 374400171, 790400361, 1123200513, 2371201083, 7113603249, 21340809747]

約数ペア:

[(1, 21340809747), (3, 7113603249), (9, 2371201083), (19, 1123200513), (27, 790400361), (57, 374400171), (81, 263466787), (171, 124800057), (513, 41600019), (613, 34813719), (1539, 13866673), (1839, 11604573), (5517, 3868191), (11647, 1832301), (16551, 1289397), (22621, 943407), (34941, 610767), (49653, 429799), (67863, 314469), (104823, 203589)]