21914640

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2767}}^1$

素因数の和:2797

約数の個数: 120

約数和(自身を含む): 80316288

約数和(自身を除く): 58401648

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 48, 55, 60, 66, 72, 80, 88, 90, 99, 110, 120, 132, 144, 165, 176, 180, 198, 220, 240, 264, 330, 360, 396, 440, 495, 528, 660, 720, 792, 880, 990, 1320, 1584, 1980, 2640, 2767, 3960, 5534, 7920, 8301, 11068, 13835, 16602, 22136, 24903, 27670, 30437, 33204, 41505, 44272, 49806, 55340, 60874, 66408, 83010, 91311, 99612, 110680, 121748, 124515, 132816, 152185, 166020, 182622, 199224, 221360, 243496, 249030, 273933, 304370, 332040, 365244, 398448, 456555, 486992, 498060, 547866, 608740, 664080, 730488, 913110, 996120, 1095732, 1217480, 1369665, 1460976, 1826220, 1992240, 2191464, 2434960, 2739330, 3652440, 4382928, 5478660, 7304880, 10957320, 21914640]

約数ペア:

[(1, 21914640), (2, 10957320), (3, 7304880), (4, 5478660), (5, 4382928), (6, 3652440), (8, 2739330), (9, 2434960), (10, 2191464), (11, 1992240), (12, 1826220), (15, 1460976), (16, 1369665), (18, 1217480), (20, 1095732), (22, 996120), (24, 913110), (30, 730488), (33, 664080), (36, 608740), (40, 547866), (44, 498060), (45, 486992), (48, 456555), (55, 398448), (60, 365244), (66, 332040), (72, 304370), (80, 273933), (88, 249030), (90, 243496), (99, 221360), (110, 199224), (120, 182622), (132, 166020), (144, 152185), (165, 132816), (176, 124515), (180, 121748), (198, 110680), (220, 99612), (240, 91311), (264, 83010), (330, 66408), (360, 60874), (396, 55340), (440, 49806), (495, 44272), (528, 41505), (660, 33204), (720, 30437), (792, 27670), (880, 24903), (990, 22136), (1320, 16602), (1584, 13835), (1980, 11068), (2640, 8301), (2767, 7920), (3960, 5534)]