21196312

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{85469}}^1$

素因数の和:85506

約数の個数: 16

約数和(自身を含む): 41025600

約数和(自身を除く): 19829288

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 85469, 170938, 341876, 683752, 2649539, 5299078, 10598156, 21196312]

約数ペア:

[(1, 21196312), (2, 10598156), (4, 5299078), (8, 2649539), (31, 683752), (62, 341876), (124, 170938), (248, 85469)]