21087735905

素因数分解:

$5^1\times {\mathrm{227}}^1\times {\mathrm{373}}^1\times {\mathrm{49811}}^1$

素因数の和:50416

約数の個数: 16

約数和(自身を含む): 25485413184

約数和(自身を除く): 4397677279

約数列:

[1, 5, 227, 373, 1135, 1865, 49811, 84671, 249055, 423355, 11307097, 18579503, 56535485, 92897515, 4217547181, 21087735905]

約数ペア:

[(1, 21087735905), (5, 4217547181), (227, 92897515), (373, 56535485), (1135, 18579503), (1865, 11307097), (49811, 423355), (84671, 249055)]