21000832

素因数分解:

$2^7\times {\mathrm{191}}^1\times {\mathrm{859}}^1$

素因数の和:1064

約数の個数: 32

約数和(自身を含む): 42105600

約数和(自身を除く): 21104768

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 191, 382, 764, 859, 1528, 1718, 3056, 3436, 6112, 6872, 12224, 13744, 24448, 27488, 54976, 109952, 164069, 328138, 656276, 1312552, 2625104, 5250208, 10500416, 21000832]

約数ペア:

[(1, 21000832), (2, 10500416), (4, 5250208), (8, 2625104), (16, 1312552), (32, 656276), (64, 328138), (128, 164069), (191, 109952), (382, 54976), (764, 27488), (859, 24448), (1528, 13744), (1718, 12224), (3056, 6872), (3436, 6112)]