21337120

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19051}}^1$

素因数の和:19073

約数の個数: 48

約数和(自身を含む): 57613248

約数和(自身を除く): 36276128

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 19051, 38102, 76204, 95255, 133357, 152408, 190510, 266714, 304816, 381020, 533428, 609632, 666785, 762040, 1066856, 1333570, 1524080, 2133712, 2667140, 3048160, 4267424, 5334280, 10668560, 21337120]

約数ペア:

[(1, 21337120), (2, 10668560), (4, 5334280), (5, 4267424), (7, 3048160), (8, 2667140), (10, 2133712), (14, 1524080), (16, 1333570), (20, 1066856), (28, 762040), (32, 666785), (35, 609632), (40, 533428), (56, 381020), (70, 304816), (80, 266714), (112, 190510), (140, 152408), (160, 133357), (224, 95255), (280, 76204), (560, 38102), (1120, 19051)]