21108097154

素因数分解:

$2^1\times {\mathrm{751}}^1\times {\mathrm{2953}}^1\times {\mathrm{4759}}^1$

素因数の和:8465

約数の個数: 16

約数和(自身を含む): 31721706240

約数和(自身を除く): 10613609086

約数列:

[1, 2, 751, 1502, 2953, 4759, 5906, 9518, 2217703, 3574009, 4435406, 7148018, 14053327, 28106654, 10554048577, 21108097154]

約数ペア:

[(1, 21108097154), (2, 10554048577), (751, 28106654), (1502, 14053327), (2953, 7148018), (4759, 4435406), (5906, 3574009), (9518, 2217703)]