21035138973

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{523}}^1\times {\mathrm{188827}}^1$

素因数の和:189424

約数の個数: 16

約数和(自身を含む): 28496411136

約数和(自身を除く): 7461272163

約数列:

[1, 3, 71, 213, 523, 1569, 37133, 111399, 188827, 566481, 13406717, 40220151, 98756521, 296269563, 7011712991, 21035138973]

約数ペア:

[(1, 21035138973), (3, 7011712991), (71, 296269563), (213, 98756521), (523, 40220151), (1569, 13406717), (37133, 566481), (111399, 188827)]