21494855811

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{587}}^1\times {\mathrm{5021}}^1$

素因数の和:5652

約数の個数: 64

約数和(自身を含む): 35718713856

約数和(自身を除く): 14223858045

約数列:

[1, 3, 11, 13, 17, 33, 39, 51, 143, 187, 221, 429, 561, 587, 663, 1761, 2431, 5021, 6457, 7293, 7631, 9979, 15063, 19371, 22893, 29937, 55231, 65273, 83941, 85357, 109769, 129727, 165693, 195819, 251823, 256071, 329307, 389181, 718003, 938927, 1109641, 1426997, 2154009, 2816781, 2947327, 3328923, 4280991, 8841981, 12206051, 32420597, 36618153, 38315251, 50104559, 97261791, 114945753, 150313677, 421467761, 551150149, 651359267, 1264403283, 1653450447, 1954077801, 7164951937, 21494855811]

約数ペア:

[(1, 21494855811), (3, 7164951937), (11, 1954077801), (13, 1653450447), (17, 1264403283), (33, 651359267), (39, 551150149), (51, 421467761), (143, 150313677), (187, 114945753), (221, 97261791), (429, 50104559), (561, 38315251), (587, 36618153), (663, 32420597), (1761, 12206051), (2431, 8841981), (5021, 4280991), (6457, 3328923), (7293, 2947327), (7631, 2816781), (9979, 2154009), (15063, 1426997), (19371, 1109641), (22893, 938927), (29937, 718003), (55231, 389181), (65273, 329307), (83941, 256071), (85357, 251823), (109769, 195819), (129727, 165693)]