21000201656

素因数分解:

$2^3\times 7^2\times {\mathrm{53571943}}^1$

素因数の和:53571963

約数の個数: 24

約数和(自身を含む): 45804012120

約数和(自身を除く): 24803810464

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 392, 53571943, 107143886, 214287772, 375003601, 428575544, 750007202, 1500014404, 2625025207, 3000028808, 5250050414, 10500100828, 21000201656]

約数ペア:

[(1, 21000201656), (2, 10500100828), (4, 5250050414), (7, 3000028808), (8, 2625025207), (14, 1500014404), (28, 750007202), (49, 428575544), (56, 375003601), (98, 214287772), (196, 107143886), (392, 53571943)]