21037512

素因数分解:

$2^3\times 3^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{179}}^1$

素因数の和:330

約数の個数: 64

約数和(自身を含む): 54432000

約数和(自身を除く): 33394488

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 59, 83, 118, 166, 177, 179, 236, 249, 332, 354, 358, 472, 498, 537, 664, 708, 716, 996, 1074, 1416, 1432, 1992, 2148, 4296, 4897, 9794, 10561, 14691, 14857, 19588, 21122, 29382, 29714, 31683, 39176, 42244, 44571, 58764, 59428, 63366, 84488, 89142, 117528, 118856, 126732, 178284, 253464, 356568, 876563, 1753126, 2629689, 3506252, 5259378, 7012504, 10518756, 21037512]

約数ペア:

[(1, 21037512), (2, 10518756), (3, 7012504), (4, 5259378), (6, 3506252), (8, 2629689), (12, 1753126), (24, 876563), (59, 356568), (83, 253464), (118, 178284), (166, 126732), (177, 118856), (179, 117528), (236, 89142), (249, 84488), (332, 63366), (354, 59428), (358, 58764), (472, 44571), (498, 42244), (537, 39176), (664, 31683), (708, 29714), (716, 29382), (996, 21122), (1074, 19588), (1416, 14857), (1432, 14691), (1992, 10561), (2148, 9794), (4296, 4897)]