21114625610

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162420197}}^1$

素因数の和:162420217

約数の個数: 16

約数和(自身を含む): 40929889896

約数和(自身を除く): 19815264286

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 162420197, 324840394, 812100985, 1624201970, 2111462561, 4222925122, 10557312805, 21114625610]

約数ペア:

[(1, 21114625610), (2, 10557312805), (5, 4222925122), (10, 2111462561), (13, 1624201970), (26, 812100985), (65, 324840394), (130, 162420197)]