2113139721

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{9421}}^1$

素因数の和:10413

約数の個数: 32

約数和(自身を含む): 3516742656

約数和(自身を除く): 1403602935

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 971, 2913, 6797, 9421, 10681, 20391, 28263, 32043, 65947, 74767, 103631, 197841, 224301, 310893, 725417, 2176251, 9147791, 27443373, 64034537, 100625701, 192103611, 301877103, 704379907, 2113139721]

約数ペア:

[(1, 2113139721), (3, 704379907), (7, 301877103), (11, 192103611), (21, 100625701), (33, 64034537), (77, 27443373), (231, 9147791), (971, 2176251), (2913, 725417), (6797, 310893), (9421, 224301), (10681, 197841), (20391, 103631), (28263, 74767), (32043, 65947)]