21421512

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2237}}^1$

素因数の和:2275

約数の個数: 96

約数和(自身を含む): 69825600

約数和(自身を除く): 48404088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 28, 36, 38, 42, 56, 57, 63, 72, 76, 84, 114, 126, 133, 152, 168, 171, 228, 252, 266, 342, 399, 456, 504, 532, 684, 798, 1064, 1197, 1368, 1596, 2237, 2394, 3192, 4474, 4788, 6711, 8948, 9576, 13422, 15659, 17896, 20133, 26844, 31318, 40266, 42503, 46977, 53688, 62636, 80532, 85006, 93954, 125272, 127509, 140931, 161064, 170012, 187908, 255018, 281862, 297521, 340024, 375816, 382527, 510036, 563724, 595042, 765054, 892563, 1020072, 1127448, 1190084, 1530108, 1785126, 2380168, 2677689, 3060216, 3570252, 5355378, 7140504, 10710756, 21421512]

約数ペア:

[(1, 21421512), (2, 10710756), (3, 7140504), (4, 5355378), (6, 3570252), (7, 3060216), (8, 2677689), (9, 2380168), (12, 1785126), (14, 1530108), (18, 1190084), (19, 1127448), (21, 1020072), (24, 892563), (28, 765054), (36, 595042), (38, 563724), (42, 510036), (56, 382527), (57, 375816), (63, 340024), (72, 297521), (76, 281862), (84, 255018), (114, 187908), (126, 170012), (133, 161064), (152, 140931), (168, 127509), (171, 125272), (228, 93954), (252, 85006), (266, 80532), (342, 62636), (399, 53688), (456, 46977), (504, 42503), (532, 40266), (684, 31318), (798, 26844), (1064, 20133), (1197, 17896), (1368, 15659), (1596, 13422), (2237, 9576), (2394, 8948), (3192, 6711), (4474, 4788)]