21385032

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2039}}^1$

素因数の和:2090

約数の個数: 64

約数和(自身を含む): 58752000

約数和(自身を除く): 37366968

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 23, 24, 38, 46, 57, 69, 76, 92, 114, 138, 152, 184, 228, 276, 437, 456, 552, 874, 1311, 1748, 2039, 2622, 3496, 4078, 5244, 6117, 8156, 10488, 12234, 16312, 24468, 38741, 46897, 48936, 77482, 93794, 116223, 140691, 154964, 187588, 232446, 281382, 309928, 375176, 464892, 562764, 891043, 929784, 1125528, 1782086, 2673129, 3564172, 5346258, 7128344, 10692516, 21385032]

約数ペア:

[(1, 21385032), (2, 10692516), (3, 7128344), (4, 5346258), (6, 3564172), (8, 2673129), (12, 1782086), (19, 1125528), (23, 929784), (24, 891043), (38, 562764), (46, 464892), (57, 375176), (69, 309928), (76, 281382), (92, 232446), (114, 187588), (138, 154964), (152, 140691), (184, 116223), (228, 93794), (276, 77482), (437, 48936), (456, 46897), (552, 38741), (874, 24468), (1311, 16312), (1748, 12234), (2039, 10488), (2622, 8156), (3496, 6117), (4078, 5244)]