21097872

素因数分解:

$2^4\times 3^2\times {\mathrm{146513}}^1$

素因数の和:146527

約数の個数: 30

約数和(自身を含む): 59045142

約数和(自身を除く): 37947270

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 146513, 293026, 439539, 586052, 879078, 1172104, 1318617, 1758156, 2344208, 2637234, 3516312, 5274468, 7032624, 10548936, 21097872]

約数ペア:

[(1, 21097872), (2, 10548936), (3, 7032624), (4, 5274468), (6, 3516312), (8, 2637234), (9, 2344208), (12, 1758156), (16, 1318617), (18, 1172104), (24, 879078), (36, 586052), (48, 439539), (72, 293026), (144, 146513)]