21495782

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1439}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 19146778

約数列:

[1, 2, 7, 11, 14, 22, 77, 97, 154, 194, 679, 1067, 1358, 1439, 2134, 2878, 7469, 10073, 14938, 15829, 20146, 31658, 110803, 139583, 221606, 279166, 977081, 1535413, 1954162, 3070826, 10747891, 21495782]

約数ペア:

[(1, 21495782), (2, 10747891), (7, 3070826), (11, 1954162), (14, 1535413), (22, 977081), (77, 279166), (97, 221606), (154, 139583), (194, 110803), (679, 31658), (1067, 20146), (1358, 15829), (1439, 14938), (2134, 10073), (2878, 7469)]