21012892

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{6173}}^1$

素因数の和:6237

約数の個数: 24

約数和(自身を含む): 39414816

約数和(自身を除く): 18401924

約数列:

[1, 2, 4, 23, 37, 46, 74, 92, 148, 851, 1702, 3404, 6173, 12346, 24692, 141979, 228401, 283958, 456802, 567916, 913604, 5253223, 10506446, 21012892]

約数ペア:

[(1, 21012892), (2, 10506446), (4, 5253223), (23, 913604), (37, 567916), (46, 456802), (74, 283958), (92, 228401), (148, 141979), (851, 24692), (1702, 12346), (3404, 6173)]