21999450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 60710400

約数和(自身を除く): 38710950

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 67, 75, 110, 134, 150, 165, 199, 201, 275, 330, 335, 398, 402, 550, 597, 670, 737, 825, 995, 1005, 1194, 1474, 1650, 1675, 1990, 2010, 2189, 2211, 2985, 3350, 3685, 4378, 4422, 4975, 5025, 5970, 6567, 7370, 9950, 10050, 10945, 11055, 13134, 13333, 14925, 18425, 21890, 22110, 26666, 29850, 32835, 36850, 39999, 54725, 55275, 65670, 66665, 79998, 109450, 110550, 133330, 146663, 164175, 199995, 293326, 328350, 333325, 399990, 439989, 666650, 733315, 879978, 999975, 1466630, 1999950, 2199945, 3666575, 4399890, 7333150, 10999725, 21999450]

約数ペア:

[(1, 21999450), (2, 10999725), (3, 7333150), (5, 4399890), (6, 3666575), (10, 2199945), (11, 1999950), (15, 1466630), (22, 999975), (25, 879978), (30, 733315), (33, 666650), (50, 439989), (55, 399990), (66, 333325), (67, 328350), (75, 293326), (110, 199995), (134, 164175), (150, 146663), (165, 133330), (199, 110550), (201, 109450), (275, 79998), (330, 66665), (335, 65670), (398, 55275), (402, 54725), (550, 39999), (597, 36850), (670, 32835), (737, 29850), (825, 26666), (995, 22110), (1005, 21890), (1194, 18425), (1474, 14925), (1650, 13333), (1675, 13134), (1990, 11055), (2010, 10945), (2189, 10050), (2211, 9950), (2985, 7370), (3350, 6567), (3685, 5970), (4378, 5025), (4422, 4975)]