21266530558

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1\times {\mathrm{14009}}^1$

素因数の和:14489

約数の個数: 64

約数和(自身を含む): 41424768000

約数和(自身を除く): 20158237442

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 91, 133, 182, 247, 266, 439, 494, 878, 1729, 3073, 3458, 5707, 6146, 8341, 11414, 14009, 16682, 28018, 39949, 58387, 79898, 98063, 108433, 116774, 182117, 196126, 216866, 266171, 364234, 532342, 759031, 1274819, 1518062, 1863197, 2549638, 3460223, 3726394, 6149951, 6920446, 12299902, 24221561, 43049657, 48443122, 79949363, 86099314, 116849069, 159898726, 233698138, 559645541, 817943483, 1119291082, 1519037897, 1635886966, 3038075794, 10633265279, 21266530558]

約数ペア:

[(1, 21266530558), (2, 10633265279), (7, 3038075794), (13, 1635886966), (14, 1519037897), (19, 1119291082), (26, 817943483), (38, 559645541), (91, 233698138), (133, 159898726), (182, 116849069), (247, 86099314), (266, 79949363), (439, 48443122), (494, 43049657), (878, 24221561), (1729, 12299902), (3073, 6920446), (3458, 6149951), (5707, 3726394), (6146, 3460223), (8341, 2549638), (11414, 1863197), (14009, 1518062), (16682, 1274819), (28018, 759031), (39949, 532342), (58387, 364234), (79898, 266171), (98063, 216866), (108433, 196126), (116774, 182117)]