21086190864

素因数分解:

$2^4\times 3^6\times {\mathrm{1187}}^1\times {\mathrm{1523}}^1$

素因数の和:2736

約数の個数: 140

約数和(自身を含む): 61345578096

約数和(自身を除く): 40259387232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 972, 1187, 1296, 1458, 1523, 1944, 2374, 2916, 3046, 3561, 3888, 4569, 4748, 5832, 6092, 7122, 9138, 9496, 10683, 11664, 12184, 13707, 14244, 18276, 18992, 21366, 24368, 27414, 28488, 32049, 36552, 41121, 42732, 54828, 56976, 64098, 73104, 82242, 85464, 96147, 109656, 123363, 128196, 164484, 170928, 192294, 219312, 246726, 256392, 288441, 328968, 370089, 384588, 493452, 512784, 576882, 657936, 740178, 769176, 865323, 986904, 1110267, 1153764, 1480356, 1538352, 1730646, 1807801, 1973808, 2220534, 2307528, 2960712, 3461292, 3615602, 4441068, 4615056, 5423403, 5921424, 6922584, 7231204, 8882136, 10846806, 13845168, 14462408, 16270209, 17764272, 21693612, 28924816, 32540418, 43387224, 48810627, 65080836, 86774448, 97621254, 130161672, 146431881, 195242508, 260323344, 292863762, 390485016, 439295643, 585727524, 780970032, 878591286, 1171455048, 1317886929, 1757182572, 2342910096, 2635773858, 3514365144, 5271547716, 7028730288, 10543095432, 21086190864]

約数ペア:

[(1, 21086190864), (2, 10543095432), (3, 7028730288), (4, 5271547716), (6, 3514365144), (8, 2635773858), (9, 2342910096), (12, 1757182572), (16, 1317886929), (18, 1171455048), (24, 878591286), (27, 780970032), (36, 585727524), (48, 439295643), (54, 390485016), (72, 292863762), (81, 260323344), (108, 195242508), (144, 146431881), (162, 130161672), (216, 97621254), (243, 86774448), (324, 65080836), (432, 48810627), (486, 43387224), (648, 32540418), (729, 28924816), (972, 21693612), (1187, 17764272), (1296, 16270209), (1458, 14462408), (1523, 13845168), (1944, 10846806), (2374, 8882136), (2916, 7231204), (3046, 6922584), (3561, 5921424), (3888, 5423403), (4569, 4615056), (4748, 4441068), (5832, 3615602), (6092, 3461292), (7122, 2960712), (9138, 2307528), (9496, 2220534), (10683, 1973808), (11664, 1807801), (12184, 1730646), (13707, 1538352), (14244, 1480356), (18276, 1153764), (18992, 1110267), (21366, 986904), (24368, 865323), (27414, 769176), (28488, 740178), (32049, 657936), (36552, 576882), (41121, 512784), (42732, 493452), (54828, 384588), (56976, 370089), (64098, 328968), (73104, 288441), (82242, 256392), (85464, 246726), (96147, 219312), (109656, 192294), (123363, 170928), (128196, 164484)]