21736730

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{22409}}^1$

素因数の和:22513

約数の個数: 16

約数和(自身を含む): 39531240

約数和(自身を除く): 17794510

約数列:

[1, 2, 5, 10, 97, 194, 485, 970, 22409, 44818, 112045, 224090, 2173673, 4347346, 10868365, 21736730]

約数ペア:

[(1, 21736730), (2, 10868365), (5, 4347346), (10, 2173673), (97, 224090), (194, 112045), (485, 44818), (970, 22409)]