21063172536

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{5970287}}^1$

素因数の和:5970313

約数の個数: 72

約数和(自身を含む): 66359751120

約数和(自身を除く): 45296578584

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 252, 294, 392, 441, 504, 588, 882, 1176, 1764, 3528, 5970287, 11940574, 17910861, 23881148, 35821722, 41792009, 47762296, 53732583, 71643444, 83584018, 107465166, 125376027, 143286888, 167168036, 214930332, 250752054, 292544063, 334336072, 376128081, 429860664, 501504108, 585088126, 752256162, 877632189, 1003008216, 1170176252, 1504512324, 1755264378, 2340352504, 2632896567, 3009024648, 3510528756, 5265793134, 7021057512, 10531586268, 21063172536]

約数ペア:

[(1, 21063172536), (2, 10531586268), (3, 7021057512), (4, 5265793134), (6, 3510528756), (7, 3009024648), (8, 2632896567), (9, 2340352504), (12, 1755264378), (14, 1504512324), (18, 1170176252), (21, 1003008216), (24, 877632189), (28, 752256162), (36, 585088126), (42, 501504108), (49, 429860664), (56, 376128081), (63, 334336072), (72, 292544063), (84, 250752054), (98, 214930332), (126, 167168036), (147, 143286888), (168, 125376027), (196, 107465166), (252, 83584018), (294, 71643444), (392, 53732583), (441, 47762296), (504, 41792009), (588, 35821722), (882, 23881148), (1176, 17910861), (1764, 11940574), (3528, 5970287)]