21508701214

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{80779}}^1$

素因数の和:80838

約数の個数: 96

約数和(自身を含む): 46412956800

約数和(自身を除く): 24904255586

約数列:

[1, 2, 7, 11, 13, 14, 19, 22, 26, 38, 49, 77, 91, 98, 133, 143, 154, 182, 209, 247, 266, 286, 418, 494, 539, 637, 931, 1001, 1078, 1274, 1463, 1729, 1862, 2002, 2717, 2926, 3458, 5434, 7007, 10241, 12103, 14014, 19019, 20482, 24206, 38038, 80779, 133133, 161558, 266266, 565453, 888569, 1050127, 1130906, 1534801, 1777138, 2100254, 3069602, 3958171, 6219983, 7350889, 7916342, 10743607, 11551397, 12439966, 14701778, 16882811, 19952413, 21487214, 23102794, 33765622, 39904826, 43539881, 51456223, 75205249, 80859779, 87079762, 102912446, 118179677, 139666891, 150410498, 161719558, 219476543, 236359354, 279333782, 438953086, 566018453, 827257739, 977668237, 1132036906, 1536335801, 1654515478, 1955336474, 3072671602, 10754350607, 21508701214]

約数ペア:

[(1, 21508701214), (2, 10754350607), (7, 3072671602), (11, 1955336474), (13, 1654515478), (14, 1536335801), (19, 1132036906), (22, 977668237), (26, 827257739), (38, 566018453), (49, 438953086), (77, 279333782), (91, 236359354), (98, 219476543), (133, 161719558), (143, 150410498), (154, 139666891), (182, 118179677), (209, 102912446), (247, 87079762), (266, 80859779), (286, 75205249), (418, 51456223), (494, 43539881), (539, 39904826), (637, 33765622), (931, 23102794), (1001, 21487214), (1078, 19952413), (1274, 16882811), (1463, 14701778), (1729, 12439966), (1862, 11551397), (2002, 10743607), (2717, 7916342), (2926, 7350889), (3458, 6219983), (5434, 3958171), (7007, 3069602), (10241, 2100254), (12103, 1777138), (14014, 1534801), (19019, 1130906), (20482, 1050127), (24206, 888569), (38038, 565453), (80779, 266266), (133133, 161558)]