21899926041

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{367}}^1\times {\mathrm{1259}}^1$

素因数の和:1734

約数の個数: 64

約数和(自身を含む): 34957762560

約数和(自身を除く): 13057836519

約数列:

[1, 3, 7, 21, 37, 61, 111, 183, 259, 367, 427, 777, 1101, 1259, 1281, 2257, 2569, 3777, 6771, 7707, 8813, 13579, 15799, 22387, 26439, 40737, 46583, 47397, 67161, 76799, 95053, 139749, 156709, 230397, 285159, 326081, 462053, 470127, 537593, 828319, 978243, 1386159, 1612779, 2484957, 2841563, 3234371, 5798233, 8524689, 9703113, 17095961, 17394699, 19890941, 28185233, 51287883, 59672823, 84555699, 119671727, 197296631, 359015181, 591889893, 1042853621, 3128560863, 7299975347, 21899926041]

約数ペア:

[(1, 21899926041), (3, 7299975347), (7, 3128560863), (21, 1042853621), (37, 591889893), (61, 359015181), (111, 197296631), (183, 119671727), (259, 84555699), (367, 59672823), (427, 51287883), (777, 28185233), (1101, 19890941), (1259, 17394699), (1281, 17095961), (2257, 9703113), (2569, 8524689), (3777, 5798233), (6771, 3234371), (7707, 2841563), (8813, 2484957), (13579, 1612779), (15799, 1386159), (22387, 978243), (26439, 828319), (40737, 537593), (46583, 470127), (47397, 462053), (67161, 326081), (76799, 285159), (95053, 230397), (139749, 156709)]