21167154136

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{1297}}^1\times {\mathrm{5651}}^1$

素因数の和:6992

約数の個数: 48

約数和(自身を含む): 41926931640

約数和(自身を除く): 20759777504

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 722, 1297, 1444, 2594, 2888, 5188, 5651, 10376, 11302, 22604, 24643, 45208, 49286, 98572, 107369, 197144, 214738, 429476, 468217, 858952, 936434, 1872868, 2040011, 3745736, 4080022, 7329347, 8160044, 14658694, 16320088, 29317388, 58634776, 139257593, 278515186, 557030372, 1114060744, 2645894267, 5291788534, 10583577068, 21167154136]

約数ペア:

[(1, 21167154136), (2, 10583577068), (4, 5291788534), (8, 2645894267), (19, 1114060744), (38, 557030372), (76, 278515186), (152, 139257593), (361, 58634776), (722, 29317388), (1297, 16320088), (1444, 14658694), (2594, 8160044), (2888, 7329347), (5188, 4080022), (5651, 3745736), (10376, 2040011), (11302, 1872868), (22604, 936434), (24643, 858952), (45208, 468217), (49286, 429476), (98572, 214738), (107369, 197144)]