21014724208

素因数分解:

$2^4\times {\mathrm{283}}^1\times {\mathrm{4641061}}^1$

素因数の和:4641352

約数の個数: 20

約数和(自身を含む): 40859909848

約数和(自身を除く): 19845185640

約数列:

[1, 2, 4, 8, 16, 283, 566, 1132, 2264, 4528, 4641061, 9282122, 18564244, 37128488, 74256976, 1313420263, 2626840526, 5253681052, 10507362104, 21014724208]

約数ペア:

[(1, 21014724208), (2, 10507362104), (4, 5253681052), (8, 2626840526), (16, 1313420263), (283, 74256976), (566, 37128488), (1132, 18564244), (2264, 9282122), (4528, 4641061)]