21168364

素因数分解:

$2^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{3583}}^1$

素因数の和:3805

約数の個数: 24

約数和(自身を含む): 42549248

約数和(自身を除く): 21380884

約数列:

[1, 2, 4, 7, 14, 28, 211, 422, 844, 1477, 2954, 3583, 5908, 7166, 14332, 25081, 50162, 100324, 756013, 1512026, 3024052, 5292091, 10584182, 21168364]

約数ペア:

[(1, 21168364), (2, 10584182), (4, 5292091), (7, 3024052), (14, 1512026), (28, 756013), (211, 100324), (422, 50162), (844, 25081), (1477, 14332), (2954, 7166), (3583, 5908)]