21059693886

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1\times {\mathrm{2143}}^1$

素因数の和:2494

約数の個数: 128

約数和(自身を含む): 53349580800

約数和(自身を除く): 32289886914

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 89, 154, 178, 231, 239, 267, 462, 478, 534, 623, 717, 979, 1246, 1434, 1673, 1869, 1958, 2143, 2629, 2937, 3346, 3738, 4286, 5019, 5258, 5874, 6429, 6853, 7887, 10038, 12858, 13706, 15001, 15774, 18403, 20559, 21271, 23573, 30002, 36806, 41118, 42542, 45003, 47146, 55209, 63813, 70719, 90006, 110418, 127626, 141438, 148897, 165011, 190727, 233981, 297794, 330022, 381454, 446691, 467962, 495033, 512177, 572181, 701943, 893382, 990066, 1024354, 1144362, 1335089, 1403886, 1536531, 1637867, 2097997, 2670178, 3073062, 3275734, 3585239, 4005267, 4195994, 4913601, 5633947, 6293991, 7170478, 8010534, 9827202, 10755717, 11267894, 12587982, 14685979, 16901841, 21511434, 29371958, 33803682, 39437629, 44057937, 45583753, 78875258, 88115874, 91167506, 118312887, 136751259, 236625774, 273502518, 319086271, 501421283, 638172542, 957258813, 1002842566, 1504263849, 1914517626, 3008527698, 3509948981, 7019897962, 10529846943, 21059693886]

約数ペア:

[(1, 21059693886), (2, 10529846943), (3, 7019897962), (6, 3509948981), (7, 3008527698), (11, 1914517626), (14, 1504263849), (21, 1002842566), (22, 957258813), (33, 638172542), (42, 501421283), (66, 319086271), (77, 273502518), (89, 236625774), (154, 136751259), (178, 118312887), (231, 91167506), (239, 88115874), (267, 78875258), (462, 45583753), (478, 44057937), (534, 39437629), (623, 33803682), (717, 29371958), (979, 21511434), (1246, 16901841), (1434, 14685979), (1673, 12587982), (1869, 11267894), (1958, 10755717), (2143, 9827202), (2629, 8010534), (2937, 7170478), (3346, 6293991), (3738, 5633947), (4286, 4913601), (5019, 4195994), (5258, 4005267), (5874, 3585239), (6429, 3275734), (6853, 3073062), (7887, 2670178), (10038, 2097997), (12858, 1637867), (13706, 1536531), (15001, 1403886), (15774, 1335089), (18403, 1144362), (20559, 1024354), (21271, 990066), (23573, 893382), (30002, 701943), (36806, 572181), (41118, 512177), (42542, 495033), (45003, 467962), (47146, 446691), (55209, 381454), (63813, 330022), (70719, 297794), (90006, 233981), (110418, 190727), (127626, 165011), (141438, 148897)]