21348646

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1428

約数の個数: 32

約数和(自身を含む): 37656576

約数和(自身を除く): 16307930

約数列:

[1, 2, 11, 22, 23, 31, 46, 62, 253, 341, 506, 682, 713, 1361, 1426, 2722, 7843, 14971, 15686, 29942, 31303, 42191, 62606, 84382, 344333, 464101, 688666, 928202, 970393, 1940786, 10674323, 21348646]

約数ペア:

[(1, 21348646), (2, 10674323), (11, 1940786), (22, 970393), (23, 928202), (31, 688666), (46, 464101), (62, 344333), (253, 84382), (341, 62606), (506, 42191), (682, 31303), (713, 29942), (1361, 15686), (1426, 14971), (2722, 7843)]