21771036250808

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{1877983}}^1$

素因数の和:1878181

約数の個数: 128

約数和(自身を含む): 47703798374400

約数和(自身を除く): 25932762123592

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 79, 83, 104, 136, 158, 166, 221, 316, 332, 442, 632, 664, 884, 1027, 1079, 1343, 1411, 1768, 2054, 2158, 2686, 2822, 4108, 4316, 5372, 5644, 6557, 8216, 8632, 10744, 11288, 13114, 17459, 18343, 26228, 34918, 36686, 52456, 69836, 73372, 85241, 111469, 139672, 146744, 170482, 222938, 340964, 445876, 681928, 891752, 1449097, 1877983, 2898194, 3755966, 5796388, 7511932, 11592776, 15023864, 24413779, 31925711, 48827558, 63851422, 97655116, 127702844, 148360657, 155872589, 195310232, 255405688, 296721314, 311745178, 415034243, 593442628, 623490356, 830068486, 1186885256, 1246980712, 1660136972, 1928688541, 2026343657, 2522131169, 2649834013, 3320273944, 3857377082, 4052687314, 5044262338, 5299668026, 7714754164, 8105374628, 10088524676, 10599336052, 12313934531, 15429508328, 16210749256, 20177049352, 21198672104, 24627869062, 32787705197, 34447842169, 49255738124, 65575410394, 68895684338, 98511476248, 131150820788, 137791368676, 160081148903, 209336887027, 262301641576, 275582737352, 320162297806, 418673774054, 640324595612, 837347548108, 1280649191224, 1674695096216, 2721379531351, 5442759062702, 10885518125404, 21771036250808]

約数ペア:

[(1, 21771036250808), (2, 10885518125404), (4, 5442759062702), (8, 2721379531351), (13, 1674695096216), (17, 1280649191224), (26, 837347548108), (34, 640324595612), (52, 418673774054), (68, 320162297806), (79, 275582737352), (83, 262301641576), (104, 209336887027), (136, 160081148903), (158, 137791368676), (166, 131150820788), (221, 98511476248), (316, 68895684338), (332, 65575410394), (442, 49255738124), (632, 34447842169), (664, 32787705197), (884, 24627869062), (1027, 21198672104), (1079, 20177049352), (1343, 16210749256), (1411, 15429508328), (1768, 12313934531), (2054, 10599336052), (2158, 10088524676), (2686, 8105374628), (2822, 7714754164), (4108, 5299668026), (4316, 5044262338), (5372, 4052687314), (5644, 3857377082), (6557, 3320273944), (8216, 2649834013), (8632, 2522131169), (10744, 2026343657), (11288, 1928688541), (13114, 1660136972), (17459, 1246980712), (18343, 1186885256), (26228, 830068486), (34918, 623490356), (36686, 593442628), (52456, 415034243), (69836, 311745178), (73372, 296721314), (85241, 255405688), (111469, 195310232), (139672, 155872589), (146744, 148360657), (170482, 127702844), (222938, 97655116), (340964, 63851422), (445876, 48827558), (681928, 31925711), (891752, 24413779), (1449097, 15023864), (1877983, 11592776), (2898194, 7511932), (3755966, 5796388)]