21024190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1459}}^1$

素因数の和:1608

約数の個数: 32

約数和(自身を含む): 41627520

約数和(自身を除く): 20603330

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 131, 262, 655, 1310, 1441, 1459, 2882, 2918, 7205, 7295, 14410, 14590, 16049, 32098, 80245, 160490, 191129, 382258, 955645, 1911290, 2102419, 4204838, 10512095, 21024190]

約数ペア:

[(1, 21024190), (2, 10512095), (5, 4204838), (10, 2102419), (11, 1911290), (22, 955645), (55, 382258), (110, 191129), (131, 160490), (262, 80245), (655, 32098), (1310, 16049), (1441, 14590), (1459, 14410), (2882, 7295), (2918, 7205)]