213048808

素因数分解:

$2^3\times 7^1\times {\mathrm{173}}^1\times {\mathrm{21991}}^1$

素因数の和:22177

約数の個数: 32

約数和(自身を含む): 459192960

約数和(自身を除く): 246144152

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 173, 346, 692, 1211, 1384, 2422, 4844, 9688, 21991, 43982, 87964, 153937, 175928, 307874, 615748, 1231496, 3804443, 7608886, 15217772, 26631101, 30435544, 53262202, 106524404, 213048808]

約数ペア:

[(1, 213048808), (2, 106524404), (4, 53262202), (7, 30435544), (8, 26631101), (14, 15217772), (28, 7608886), (56, 3804443), (173, 1231496), (346, 615748), (692, 307874), (1211, 175928), (1384, 153937), (2422, 87964), (4844, 43982), (9688, 21991)]