21169338

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{1171}}^1$

素因数の和:1330

約数の個数: 32

約数和(自身を含む): 44554752

約数和(自身を除く): 23385414

約数列:

[1, 2, 3, 6, 23, 46, 69, 131, 138, 262, 393, 786, 1171, 2342, 3013, 3513, 6026, 7026, 9039, 18078, 26933, 53866, 80799, 153401, 161598, 306802, 460203, 920406, 3528223, 7056446, 10584669, 21169338]

約数ペア:

[(1, 21169338), (2, 10584669), (3, 7056446), (6, 3528223), (23, 920406), (46, 460203), (69, 306802), (131, 161598), (138, 153401), (262, 80799), (393, 53866), (786, 26933), (1171, 18078), (2342, 9039), (3013, 7026), (3513, 6026)]