21200142784

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{1093}}^1\times {\mathrm{8191}}^1$

素因数の和:9333

約数の個数: 56

約数和(自身を含む): 43250843648

約数和(自身を除く): 22050700864

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 148, 296, 592, 1093, 1184, 2186, 2368, 4372, 8191, 8744, 16382, 17488, 32764, 34976, 40441, 65528, 69952, 80882, 131056, 161764, 262112, 303067, 323528, 524224, 606134, 647056, 1212268, 1294112, 2424536, 2588224, 4849072, 8952763, 9698144, 17905526, 19396288, 35811052, 71622104, 143244208, 286488416, 331252231, 572976832, 662504462, 1325008924, 2650017848, 5300035696, 10600071392, 21200142784]

約数ペア:

[(1, 21200142784), (2, 10600071392), (4, 5300035696), (8, 2650017848), (16, 1325008924), (32, 662504462), (37, 572976832), (64, 331252231), (74, 286488416), (148, 143244208), (296, 71622104), (592, 35811052), (1093, 19396288), (1184, 17905526), (2186, 9698144), (2368, 8952763), (4372, 4849072), (8191, 2588224), (8744, 2424536), (16382, 1294112), (17488, 1212268), (32764, 647056), (34976, 606134), (40441, 524224), (65528, 323528), (69952, 303067), (80882, 262112), (131056, 161764)]