21778190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{18301}}^1$

素因数の和:18332

約数の個数: 32

約数和(自身を含む): 47438784

約数和(自身を除く): 25660594

約数列:

[1, 2, 5, 7, 10, 14, 17, 34, 35, 70, 85, 119, 170, 238, 595, 1190, 18301, 36602, 91505, 128107, 183010, 256214, 311117, 622234, 640535, 1281070, 1555585, 2177819, 3111170, 4355638, 10889095, 21778190]

約数ペア:

[(1, 21778190), (2, 10889095), (5, 4355638), (7, 3111170), (10, 2177819), (14, 1555585), (17, 1281070), (34, 640535), (35, 622234), (70, 311117), (85, 256214), (119, 183010), (170, 128107), (238, 91505), (595, 36602), (1190, 18301)]