21843675

素因数分解:

$3^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 48973056

約数和(自身を除く): 27129381

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 25, 27, 35, 45, 63, 67, 69, 75, 81, 105, 115, 135, 161, 175, 189, 201, 207, 225, 315, 335, 345, 405, 469, 483, 525, 567, 575, 603, 621, 675, 805, 945, 1005, 1035, 1407, 1449, 1541, 1575, 1675, 1725, 1809, 1863, 2025, 2345, 2415, 2835, 3015, 3105, 4025, 4221, 4347, 4623, 4725, 5025, 5175, 5427, 7035, 7245, 7705, 9045, 9315, 10787, 11725, 12075, 12663, 13041, 13869, 14175, 15075, 15525, 21105, 21735, 23115, 27135, 32361, 35175, 36225, 37989, 38525, 41607, 45225, 46575, 53935, 63315, 65205, 69345, 97083, 105525, 108675, 115575, 124821, 135675, 161805, 189945, 208035, 269675, 291249, 316575, 326025, 346725, 485415, 624105, 809025, 873747, 949725, 1040175, 1456245, 2427075, 3120525, 4368735, 7281225, 21843675]

約数ペア:

[(1, 21843675), (3, 7281225), (5, 4368735), (7, 3120525), (9, 2427075), (15, 1456245), (21, 1040175), (23, 949725), (25, 873747), (27, 809025), (35, 624105), (45, 485415), (63, 346725), (67, 326025), (69, 316575), (75, 291249), (81, 269675), (105, 208035), (115, 189945), (135, 161805), (161, 135675), (175, 124821), (189, 115575), (201, 108675), (207, 105525), (225, 97083), (315, 69345), (335, 65205), (345, 63315), (405, 53935), (469, 46575), (483, 45225), (525, 41607), (567, 38525), (575, 37989), (603, 36225), (621, 35175), (675, 32361), (805, 27135), (945, 23115), (1005, 21735), (1035, 21105), (1407, 15525), (1449, 15075), (1541, 14175), (1575, 13869), (1675, 13041), (1725, 12663), (1809, 12075), (1863, 11725), (2025, 10787), (2345, 9315), (2415, 9045), (2835, 7705), (3015, 7245), (3105, 7035), (4025, 5427), (4221, 5175), (4347, 5025), (4623, 4725)]