21808392

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{599}}^1$

素因数の和:686

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 35647608

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 41, 74, 82, 111, 123, 148, 164, 222, 246, 296, 328, 444, 492, 599, 888, 984, 1198, 1517, 1797, 2396, 3034, 3594, 4551, 4792, 6068, 7188, 9102, 12136, 14376, 18204, 22163, 24559, 36408, 44326, 49118, 66489, 73677, 88652, 98236, 132978, 147354, 177304, 196472, 265956, 294708, 531912, 589416, 908683, 1817366, 2726049, 3634732, 5452098, 7269464, 10904196, 21808392]

約数ペア:

[(1, 21808392), (2, 10904196), (3, 7269464), (4, 5452098), (6, 3634732), (8, 2726049), (12, 1817366), (24, 908683), (37, 589416), (41, 531912), (74, 294708), (82, 265956), (111, 196472), (123, 177304), (148, 147354), (164, 132978), (222, 98236), (246, 88652), (296, 73677), (328, 66489), (444, 49118), (492, 44326), (599, 36408), (888, 24559), (984, 22163), (1198, 18204), (1517, 14376), (1797, 12136), (2396, 9102), (3034, 7188), (3594, 6068), (4551, 4792)]