21830488

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{51487}}^1$

素因数の和:51546

約数の個数: 16

約数和(自身を含む): 41705280

約数和(自身を除く): 19874792

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 51487, 102974, 205948, 411896, 2728811, 5457622, 10915244, 21830488]

約数ペア:

[(1, 21830488), (2, 10915244), (4, 5457622), (8, 2728811), (53, 411896), (106, 205948), (212, 102974), (424, 51487)]