21962556

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1$

素因数の和:189

約数の個数: 192

約数和(自身を含む): 75264000

約数和(自身を除く): 53301444

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 19, 21, 22, 27, 28, 33, 36, 38, 42, 44, 54, 57, 63, 66, 76, 77, 84, 99, 108, 114, 126, 132, 133, 139, 154, 171, 189, 198, 209, 228, 231, 252, 266, 278, 297, 308, 342, 378, 396, 399, 417, 418, 462, 513, 532, 556, 594, 627, 684, 693, 756, 798, 834, 836, 924, 973, 1026, 1188, 1197, 1251, 1254, 1386, 1463, 1529, 1596, 1668, 1881, 1946, 2052, 2079, 2394, 2502, 2508, 2641, 2772, 2919, 2926, 3058, 3591, 3753, 3762, 3892, 4158, 4389, 4587, 4788, 5004, 5282, 5643, 5838, 5852, 6116, 7182, 7506, 7524, 7923, 8316, 8757, 8778, 9174, 10564, 10703, 11286, 11676, 13167, 13761, 14364, 15012, 15846, 17514, 17556, 18348, 18487, 21406, 22572, 23769, 26271, 26334, 27522, 29051, 31692, 32109, 35028, 36974, 39501, 41283, 42812, 47538, 52542, 52668, 55044, 55461, 58102, 64218, 71307, 73948, 79002, 82566, 87153, 95076, 96327, 105084, 110922, 116204, 128436, 142614, 158004, 165132, 166383, 174306, 192654, 203357, 221844, 261459, 285228, 288981, 332766, 348612, 385308, 406714, 499149, 522918, 577962, 610071, 665532, 784377, 813428, 998298, 1045836, 1155924, 1220142, 1568754, 1830213, 1996596, 2440284, 3137508, 3660426, 5490639, 7320852, 10981278, 21962556]

約数ペア:

[(1, 21962556), (2, 10981278), (3, 7320852), (4, 5490639), (6, 3660426), (7, 3137508), (9, 2440284), (11, 1996596), (12, 1830213), (14, 1568754), (18, 1220142), (19, 1155924), (21, 1045836), (22, 998298), (27, 813428), (28, 784377), (33, 665532), (36, 610071), (38, 577962), (42, 522918), (44, 499149), (54, 406714), (57, 385308), (63, 348612), (66, 332766), (76, 288981), (77, 285228), (84, 261459), (99, 221844), (108, 203357), (114, 192654), (126, 174306), (132, 166383), (133, 165132), (139, 158004), (154, 142614), (171, 128436), (189, 116204), (198, 110922), (209, 105084), (228, 96327), (231, 95076), (252, 87153), (266, 82566), (278, 79002), (297, 73948), (308, 71307), (342, 64218), (378, 58102), (396, 55461), (399, 55044), (417, 52668), (418, 52542), (462, 47538), (513, 42812), (532, 41283), (556, 39501), (594, 36974), (627, 35028), (684, 32109), (693, 31692), (756, 29051), (798, 27522), (834, 26334), (836, 26271), (924, 23769), (973, 22572), (1026, 21406), (1188, 18487), (1197, 18348), (1251, 17556), (1254, 17514), (1386, 15846), (1463, 15012), (1529, 14364), (1596, 13761), (1668, 13167), (1881, 11676), (1946, 11286), (2052, 10703), (2079, 10564), (2394, 9174), (2502, 8778), (2508, 8757), (2641, 8316), (2772, 7923), (2919, 7524), (2926, 7506), (3058, 7182), (3591, 6116), (3753, 5852), (3762, 5838), (3892, 5643), (4158, 5282), (4389, 5004), (4587, 4788)]