21809969137

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1\times {\mathrm{7321}}^1$

素因数の和:7617

約数の個数: 32

約数和(自身を含む): 25621142400

約数和(自身を除く): 3811173263

約数列:

[1, 11, 17, 89, 179, 187, 979, 1513, 1969, 3043, 7321, 15931, 16643, 33473, 80531, 124457, 175241, 270827, 651569, 1310459, 1369027, 2979097, 7167259, 11076673, 14415049, 22277803, 116630851, 121843403, 245055833, 1282939361, 1982724467, 21809969137]

約数ペア:

[(1, 21809969137), (11, 1982724467), (17, 1282939361), (89, 245055833), (179, 121843403), (187, 116630851), (979, 22277803), (1513, 14415049), (1969, 11076673), (3043, 7167259), (7321, 2979097), (15931, 1369027), (16643, 1310459), (33473, 651569), (80531, 270827), (124457, 175241)]