21839895

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 49029120

約数和(自身を除く): 27189225

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 99, 105, 121, 135, 165, 189, 191, 231, 297, 315, 363, 385, 495, 573, 605, 693, 847, 945, 955, 1089, 1155, 1337, 1485, 1719, 1815, 2079, 2101, 2541, 2865, 3267, 3465, 4011, 4235, 5157, 5445, 6303, 6685, 7623, 8595, 10395, 10505, 12033, 12705, 14707, 16335, 18909, 20055, 22869, 23111, 25785, 31515, 36099, 38115, 44121, 56727, 60165, 69333, 73535, 94545, 114345, 115555, 132363, 161777, 180495, 207999, 220605, 283635, 346665, 397089, 485331, 623997, 661815, 808885, 1039995, 1455993, 1985445, 2426655, 3119985, 4367979, 7279965, 21839895]

約数ペア:

[(1, 21839895), (3, 7279965), (5, 4367979), (7, 3119985), (9, 2426655), (11, 1985445), (15, 1455993), (21, 1039995), (27, 808885), (33, 661815), (35, 623997), (45, 485331), (55, 397089), (63, 346665), (77, 283635), (99, 220605), (105, 207999), (121, 180495), (135, 161777), (165, 132363), (189, 115555), (191, 114345), (231, 94545), (297, 73535), (315, 69333), (363, 60165), (385, 56727), (495, 44121), (573, 38115), (605, 36099), (693, 31515), (847, 25785), (945, 23111), (955, 22869), (1089, 20055), (1155, 18909), (1337, 16335), (1485, 14707), (1719, 12705), (1815, 12033), (2079, 10505), (2101, 10395), (2541, 8595), (2865, 7623), (3267, 6685), (3465, 6303), (4011, 5445), (4235, 5157)]