21067639153

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{15527}}^1$

素因数の和:15765

約数の個数: 32

約数和(自身を含む): 24900452352

約数和(自身を除く): 3832813199

約数列:

[1, 11, 23, 31, 173, 253, 341, 713, 1903, 3979, 5363, 7843, 15527, 43769, 58993, 123349, 170797, 357121, 481337, 1356839, 2686171, 3928331, 5294707, 11070751, 29547881, 61781933, 83271301, 121778261, 679601263, 915984311, 1915239923, 21067639153]

約数ペア:

[(1, 21067639153), (11, 1915239923), (23, 915984311), (31, 679601263), (173, 121778261), (253, 83271301), (341, 61781933), (713, 29547881), (1903, 11070751), (3979, 5294707), (5363, 3928331), (7843, 2686171), (15527, 1356839), (43769, 481337), (58993, 357121), (123349, 170797)]